12121310

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 22927104

約数和(自身を除く): 10805794

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 641, 1282, 1891, 3205, 3782, 6410, 9455, 18910, 19871, 39101, 39742, 78202, 99355, 195505, 198710, 391010, 1212131, 2424262, 6060655, 12121310]

約数ペア:

[(1, 12121310), (2, 6060655), (5, 2424262), (10, 1212131), (31, 391010), (61, 198710), (62, 195505), (122, 99355), (155, 78202), (305, 39742), (310, 39101), (610, 19871), (641, 18910), (1282, 9455), (1891, 6410), (3205, 3782)]