15805310

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 29253312

約数和(自身を除く): 13448002

約数列:

[1, 2, 5, 10, 71, 113, 142, 197, 226, 355, 394, 565, 710, 985, 1130, 1970, 8023, 13987, 16046, 22261, 27974, 40115, 44522, 69935, 80230, 111305, 139870, 222610, 1580531, 3161062, 7902655, 15805310]

約数ペア:

[(1, 15805310), (2, 7902655), (5, 3161062), (10, 1580531), (71, 222610), (113, 139870), (142, 111305), (197, 80230), (226, 69935), (355, 44522), (394, 40115), (565, 27974), (710, 22261), (985, 16046), (1130, 13987), (1970, 8023)]