12707240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3491}}^1$

素因数の和:3522

約数の個数: 64

約数和(自身を含む): 35199360

約数和(自身を除く): 22492120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3491, 3640, 6982, 13964, 17455, 24437, 27928, 34910, 45383, 48874, 69820, 90766, 97748, 122185, 139640, 181532, 195496, 226915, 244370, 317681, 363064, 453830, 488740, 635362, 907660, 977480, 1270724, 1588405, 1815320, 2541448, 3176810, 6353620, 12707240]

約数ペア:

[(1, 12707240), (2, 6353620), (4, 3176810), (5, 2541448), (7, 1815320), (8, 1588405), (10, 1270724), (13, 977480), (14, 907660), (20, 635362), (26, 488740), (28, 453830), (35, 363064), (40, 317681), (52, 244370), (56, 226915), (65, 195496), (70, 181532), (91, 139640), (104, 122185), (130, 97748), (140, 90766), (182, 69820), (260, 48874), (280, 45383), (364, 34910), (455, 27928), (520, 24437), (728, 17455), (910, 13964), (1820, 6982), (3491, 3640)]