28014470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 59346432

約数和(自身を除く): 31331962

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 71, 85, 110, 142, 170, 187, 211, 355, 374, 422, 710, 781, 935, 1055, 1207, 1562, 1870, 2110, 2321, 2414, 3587, 3905, 4642, 6035, 7174, 7810, 11605, 12070, 13277, 14981, 17935, 23210, 26554, 29962, 35870, 39457, 66385, 74905, 78914, 132770, 149810, 164791, 197285, 254677, 329582, 394570, 509354, 823955, 1273385, 1647910, 2546770, 2801447, 5602894, 14007235, 28014470]

約数ペア:

[(1, 28014470), (2, 14007235), (5, 5602894), (10, 2801447), (11, 2546770), (17, 1647910), (22, 1273385), (34, 823955), (55, 509354), (71, 394570), (85, 329582), (110, 254677), (142, 197285), (170, 164791), (187, 149810), (211, 132770), (355, 78914), (374, 74905), (422, 66385), (710, 39457), (781, 35870), (935, 29962), (1055, 26554), (1207, 23210), (1562, 17935), (1870, 14981), (2110, 13277), (2321, 12070), (2414, 11605), (3587, 7810), (3905, 7174), (4642, 6035)]