12686943940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{383}}^1\times {\mathrm{521}}^1$

素因数の和:958

約数の個数: 144

約数和(自身を含む): 31014918144

約数和(自身を除く): 18327974204

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 383, 521, 578, 748, 766, 935, 1042, 1156, 1445, 1532, 1870, 1915, 2084, 2605, 2890, 3179, 3740, 3830, 4213, 5210, 5731, 5780, 6358, 6511, 7660, 8426, 8857, 10420, 11462, 12716, 13022, 15895, 16852, 17714, 21065, 22924, 26044, 28655, 31790, 32555, 35428, 42130, 44285, 57310, 63580, 65110, 71621, 84260, 88570, 97427, 110687, 114620, 130220, 143242, 150569, 177140, 194854, 199543, 221374, 286484, 301138, 358105, 389708, 399086, 442748, 487135, 553435, 602276, 716210, 752845, 798172, 974270, 997715, 1106870, 1217557, 1432420, 1505690, 1656259, 1948540, 1995430, 2194973, 2213740, 2435114, 3011380, 3312518, 3392231, 3990860, 4389946, 4870228, 6087785, 6625036, 6784462, 8281295, 8779892, 10974865, 12175570, 13568924, 16562590, 16961155, 21949730, 24351140, 33125180, 33922310, 37314541, 43899460, 57667927, 67844620, 74629082, 115335854, 149258164, 186572705, 230671708, 288339635, 373145410, 576679270, 634347197, 746290820, 1153358540, 1268694394, 2537388788, 3171735985, 6343471970, 12686943940]

約数ペア:

[(1, 12686943940), (2, 6343471970), (4, 3171735985), (5, 2537388788), (10, 1268694394), (11, 1153358540), (17, 746290820), (20, 634347197), (22, 576679270), (34, 373145410), (44, 288339635), (55, 230671708), (68, 186572705), (85, 149258164), (110, 115335854), (170, 74629082), (187, 67844620), (220, 57667927), (289, 43899460), (340, 37314541), (374, 33922310), (383, 33125180), (521, 24351140), (578, 21949730), (748, 16961155), (766, 16562590), (935, 13568924), (1042, 12175570), (1156, 10974865), (1445, 8779892), (1532, 8281295), (1870, 6784462), (1915, 6625036), (2084, 6087785), (2605, 4870228), (2890, 4389946), (3179, 3990860), (3740, 3392231), (3830, 3312518), (4213, 3011380), (5210, 2435114), (5731, 2213740), (5780, 2194973), (6358, 1995430), (6511, 1948540), (7660, 1656259), (8426, 1505690), (8857, 1432420), (10420, 1217557), (11462, 1106870), (12716, 997715), (13022, 974270), (15895, 798172), (16852, 752845), (17714, 716210), (21065, 602276), (22924, 553435), (26044, 487135), (28655, 442748), (31790, 399086), (32555, 389708), (35428, 358105), (42130, 301138), (44285, 286484), (57310, 221374), (63580, 199543), (65110, 194854), (71621, 177140), (84260, 150569), (88570, 143242), (97427, 130220), (110687, 114620)]