420976270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17317}}^1$

素因数の和:17365

約数の個数: 64

約数和(自身を含む): 942653376

約数和(自身を除く): 521677106

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1870, 2210, 2431, 4862, 12155, 17317, 24310, 34634, 86585, 173170, 190487, 225121, 294389, 380974, 450242, 588778, 952435, 1125605, 1471945, 1904870, 2251210, 2476331, 2943890, 3238279, 3827057, 4952662, 6476558, 7654114, 12381655, 16191395, 19135285, 24763310, 32382790, 38270570, 42097627, 84195254, 210488135, 420976270]

約数ペア:

[(1, 420976270), (2, 210488135), (5, 84195254), (10, 42097627), (11, 38270570), (13, 32382790), (17, 24763310), (22, 19135285), (26, 16191395), (34, 12381655), (55, 7654114), (65, 6476558), (85, 4952662), (110, 3827057), (130, 3238279), (143, 2943890), (170, 2476331), (187, 2251210), (221, 1904870), (286, 1471945), (374, 1125605), (442, 952435), (715, 588778), (935, 450242), (1105, 380974), (1430, 294389), (1870, 225121), (2210, 190487), (2431, 173170), (4862, 86585), (12155, 34634), (17317, 24310)]