19574940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 72253440

約数和(自身を除く): 52678500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 95, 105, 110, 114, 132, 133, 140, 154, 165, 190, 209, 210, 220, 223, 228, 231, 266, 285, 308, 330, 380, 385, 399, 418, 420, 446, 462, 532, 570, 627, 660, 665, 669, 770, 798, 836, 892, 924, 1045, 1115, 1140, 1155, 1254, 1330, 1338, 1463, 1540, 1561, 1596, 1995, 2090, 2230, 2310, 2453, 2508, 2660, 2676, 2926, 3122, 3135, 3345, 3990, 4180, 4237, 4389, 4460, 4620, 4683, 4906, 5852, 6244, 6270, 6690, 7315, 7359, 7805, 7980, 8474, 8778, 9366, 9812, 12265, 12540, 12711, 13380, 14630, 14718, 15610, 16948, 17171, 17556, 18732, 21185, 21945, 23415, 24530, 25422, 29260, 29436, 29659, 31220, 34342, 36795, 42370, 43890, 46607, 46830, 49060, 50844, 51513, 59318, 63555, 68684, 73590, 84740, 85855, 87780, 88977, 93214, 93660, 103026, 118636, 127110, 139821, 147180, 148295, 171710, 177954, 186428, 206052, 233035, 254220, 257565, 279642, 296590, 326249, 343420, 355908, 444885, 466070, 515130, 559284, 593180, 652498, 699105, 889770, 932140, 978747, 1030260, 1304996, 1398210, 1631245, 1779540, 1957494, 2796420, 3262490, 3914988, 4893735, 6524980, 9787470, 19574940]

約数ペア:

[(1, 19574940), (2, 9787470), (3, 6524980), (4, 4893735), (5, 3914988), (6, 3262490), (7, 2796420), (10, 1957494), (11, 1779540), (12, 1631245), (14, 1398210), (15, 1304996), (19, 1030260), (20, 978747), (21, 932140), (22, 889770), (28, 699105), (30, 652498), (33, 593180), (35, 559284), (38, 515130), (42, 466070), (44, 444885), (55, 355908), (57, 343420), (60, 326249), (66, 296590), (70, 279642), (76, 257565), (77, 254220), (84, 233035), (95, 206052), (105, 186428), (110, 177954), (114, 171710), (132, 148295), (133, 147180), (140, 139821), (154, 127110), (165, 118636), (190, 103026), (209, 93660), (210, 93214), (220, 88977), (223, 87780), (228, 85855), (231, 84740), (266, 73590), (285, 68684), (308, 63555), (330, 59318), (380, 51513), (385, 50844), (399, 49060), (418, 46830), (420, 46607), (446, 43890), (462, 42370), (532, 36795), (570, 34342), (627, 31220), (660, 29659), (665, 29436), (669, 29260), (770, 25422), (798, 24530), (836, 23415), (892, 21945), (924, 21185), (1045, 18732), (1115, 17556), (1140, 17171), (1155, 16948), (1254, 15610), (1330, 14718), (1338, 14630), (1463, 13380), (1540, 12711), (1561, 12540), (1596, 12265), (1995, 9812), (2090, 9366), (2230, 8778), (2310, 8474), (2453, 7980), (2508, 7805), (2660, 7359), (2676, 7315), (2926, 6690), (3122, 6270), (3135, 6244), (3345, 5852), (3990, 4906), (4180, 4683), (4237, 4620), (4389, 4460)]