15693767620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{445087}}^1$

素因数の和:445180

約数の個数: 48

約数和(自身を含む): 34545950208

約数和(自身を除く): 18852182588

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 3526, 7052, 8815, 17630, 35260, 445087, 890174, 1780348, 2225435, 4450870, 8901740, 18248567, 19138741, 36497134, 38277482, 72994268, 76554964, 91242835, 95693705, 182485670, 191387410, 364971340, 382774820, 784688381, 1569376762, 3138753524, 3923441905, 7846883810, 15693767620]

約数ペア:

[(1, 15693767620), (2, 7846883810), (4, 3923441905), (5, 3138753524), (10, 1569376762), (20, 784688381), (41, 382774820), (43, 364971340), (82, 191387410), (86, 182485670), (164, 95693705), (172, 91242835), (205, 76554964), (215, 72994268), (410, 38277482), (430, 36497134), (820, 19138741), (860, 18248567), (1763, 8901740), (3526, 4450870), (7052, 2225435), (8815, 1780348), (17630, 890174), (35260, 445087)]