4920274640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:685

約数の個数: 160

約数和(自身を含む): 12434632704

約数和(自身を除く): 7514358064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 61, 68, 80, 85, 122, 127, 136, 170, 244, 254, 272, 305, 340, 467, 488, 508, 610, 635, 680, 934, 976, 1016, 1037, 1220, 1270, 1360, 1868, 2032, 2074, 2159, 2335, 2440, 2540, 3736, 4148, 4318, 4670, 4880, 5080, 5185, 7472, 7747, 7939, 8296, 8636, 9340, 10160, 10370, 10795, 15494, 15878, 16592, 17272, 18680, 20740, 21590, 28487, 30988, 31756, 34544, 37360, 38735, 39695, 41480, 43180, 56974, 59309, 61976, 63512, 77470, 79390, 82960, 86360, 113948, 118618, 123952, 127024, 131699, 142435, 154940, 158780, 172720, 227896, 237236, 263398, 284870, 296545, 309880, 317560, 455792, 474472, 484279, 526796, 569740, 593090, 619760, 635120, 658495, 948944, 968558, 1008253, 1053592, 1139480, 1186180, 1316990, 1937116, 2016506, 2107184, 2278960, 2372360, 2421395, 2633980, 3617849, 3874232, 4033012, 4744720, 4842790, 5041265, 5267960, 7235698, 7748464, 8066024, 9685580, 10082530, 10535920, 14471396, 16132048, 18089245, 19371160, 20165060, 28942792, 36178490, 38742320, 40330120, 57885584, 61503433, 72356980, 80660240, 123006866, 144713960, 246013732, 289427920, 307517165, 492027464, 615034330, 984054928, 1230068660, 2460137320, 4920274640]

約数ペア:

[(1, 4920274640), (2, 2460137320), (4, 1230068660), (5, 984054928), (8, 615034330), (10, 492027464), (16, 307517165), (17, 289427920), (20, 246013732), (34, 144713960), (40, 123006866), (61, 80660240), (68, 72356980), (80, 61503433), (85, 57885584), (122, 40330120), (127, 38742320), (136, 36178490), (170, 28942792), (244, 20165060), (254, 19371160), (272, 18089245), (305, 16132048), (340, 14471396), (467, 10535920), (488, 10082530), (508, 9685580), (610, 8066024), (635, 7748464), (680, 7235698), (934, 5267960), (976, 5041265), (1016, 4842790), (1037, 4744720), (1220, 4033012), (1270, 3874232), (1360, 3617849), (1868, 2633980), (2032, 2421395), (2074, 2372360), (2159, 2278960), (2335, 2107184), (2440, 2016506), (2540, 1937116), (3736, 1316990), (4148, 1186180), (4318, 1139480), (4670, 1053592), (4880, 1008253), (5080, 968558), (5185, 948944), (7472, 658495), (7747, 635120), (7939, 619760), (8296, 593090), (8636, 569740), (9340, 526796), (10160, 484279), (10370, 474472), (10795, 455792), (15494, 317560), (15878, 309880), (16592, 296545), (17272, 284870), (18680, 263398), (20740, 237236), (21590, 227896), (28487, 172720), (30988, 158780), (31756, 154940), (34544, 142435), (37360, 131699), (38735, 127024), (39695, 123952), (41480, 118618), (43180, 113948), (56974, 86360), (59309, 82960), (61976, 79390), (63512, 77470)]