20189184540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{5711}}^1$

素因数の和:6192

約数の個数: 192

約数和(自身を含む): 68171120640

約数和(自身を除く): 47981936100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 443, 532, 570, 665, 798, 886, 1140, 1329, 1330, 1596, 1772, 1995, 2215, 2658, 2660, 3101, 3990, 4430, 5316, 5711, 6202, 6645, 7980, 8417, 8860, 9303, 11422, 12404, 13290, 15505, 16834, 17133, 18606, 22844, 25251, 26580, 28555, 31010, 33668, 34266, 37212, 39977, 42085, 46515, 50502, 57110, 58919, 62020, 68532, 79954, 84170, 85665, 93030, 101004, 108509, 114220, 117838, 119931, 126255, 159908, 168340, 171330, 176757, 186060, 199885, 217018, 235676, 239862, 252510, 294595, 325527, 342660, 353514, 399770, 434036, 479724, 505020, 542545, 589190, 599655, 651054, 707028, 759563, 799540, 883785, 1085090, 1178380, 1199310, 1302108, 1519126, 1627635, 1767570, 2170180, 2278689, 2398620, 2529973, 3038252, 3255270, 3535140, 3797815, 4557378, 5059946, 6510540, 7589919, 7595630, 9114756, 10119892, 11393445, 12649865, 15179838, 15191260, 17709811, 22786890, 25299730, 30359676, 35419622, 37949595, 45573780, 48069487, 50599460, 53129433, 70839244, 75899190, 88549055, 96138974, 106258866, 144208461, 151798380, 177098110, 192277948, 212517732, 240347435, 265647165, 288416922, 336486409, 354196220, 480694870, 531294330, 576833844, 672972818, 721042305, 961389740, 1009459227, 1062588660, 1345945636, 1442084610, 1682432045, 2018918454, 2884169220, 3364864090, 4037836908, 5047296135, 6729728180, 10094592270, 20189184540]

約数ペア:

[(1, 20189184540), (2, 10094592270), (3, 6729728180), (4, 5047296135), (5, 4037836908), (6, 3364864090), (7, 2884169220), (10, 2018918454), (12, 1682432045), (14, 1442084610), (15, 1345945636), (19, 1062588660), (20, 1009459227), (21, 961389740), (28, 721042305), (30, 672972818), (35, 576833844), (38, 531294330), (42, 480694870), (57, 354196220), (60, 336486409), (70, 288416922), (76, 265647165), (84, 240347435), (95, 212517732), (105, 192277948), (114, 177098110), (133, 151798380), (140, 144208461), (190, 106258866), (210, 96138974), (228, 88549055), (266, 75899190), (285, 70839244), (380, 53129433), (399, 50599460), (420, 48069487), (443, 45573780), (532, 37949595), (570, 35419622), (665, 30359676), (798, 25299730), (886, 22786890), (1140, 17709811), (1329, 15191260), (1330, 15179838), (1596, 12649865), (1772, 11393445), (1995, 10119892), (2215, 9114756), (2658, 7595630), (2660, 7589919), (3101, 6510540), (3990, 5059946), (4430, 4557378), (5316, 3797815), (5711, 3535140), (6202, 3255270), (6645, 3038252), (7980, 2529973), (8417, 2398620), (8860, 2278689), (9303, 2170180), (11422, 1767570), (12404, 1627635), (13290, 1519126), (15505, 1302108), (16834, 1199310), (17133, 1178380), (18606, 1085090), (22844, 883785), (25251, 799540), (26580, 759563), (28555, 707028), (31010, 651054), (33668, 599655), (34266, 589190), (37212, 542545), (39977, 505020), (42085, 479724), (46515, 434036), (50502, 399770), (57110, 353514), (58919, 342660), (62020, 325527), (68532, 294595), (79954, 252510), (84170, 239862), (85665, 235676), (93030, 217018), (101004, 199885), (108509, 186060), (114220, 176757), (117838, 171330), (119931, 168340), (126255, 159908)]