2013809210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1\times {\mathrm{661}}^1$

素因数の和:1359

約数の個数: 64

約数和(自身を含む): 4214260224

約数和(自身を除く): 2200451014

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 613, 661, 710, 994, 1226, 1322, 2485, 3065, 3305, 4291, 4627, 4970, 6130, 6610, 8582, 9254, 21455, 23135, 42910, 43523, 46270, 46931, 87046, 93862, 217615, 234655, 304661, 328517, 405193, 435230, 469310, 609322, 657034, 810386, 1523305, 1642585, 2025965, 2836351, 3046610, 3285170, 4051930, 5672702, 14181755, 28363510, 28768703, 57537406, 143843515, 201380921, 287687030, 402761842, 1006904605, 2013809210]

約数ペア:

[(1, 2013809210), (2, 1006904605), (5, 402761842), (7, 287687030), (10, 201380921), (14, 143843515), (35, 57537406), (70, 28768703), (71, 28363510), (142, 14181755), (355, 5672702), (497, 4051930), (613, 3285170), (661, 3046610), (710, 2836351), (994, 2025965), (1226, 1642585), (1322, 1523305), (2485, 810386), (3065, 657034), (3305, 609322), (4291, 469310), (4627, 435230), (4970, 405193), (6130, 328517), (6610, 304661), (8582, 234655), (9254, 217615), (21455, 93862), (23135, 87046), (42910, 46931), (43523, 46270)]