20199674290

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{317}}^1\times {\mathrm{479}}^1$

素因数の和:1107

約数の個数: 64

約数和(自身を含む): 37388252160

約数和(自身を除く): 17188577870

約数列:

[1, 2, 5, 10, 53, 106, 251, 265, 317, 479, 502, 530, 634, 958, 1255, 1585, 2395, 2510, 3170, 4790, 13303, 16801, 25387, 26606, 33602, 50774, 66515, 79567, 84005, 120229, 126935, 133030, 151843, 159134, 168010, 240458, 253870, 303686, 397835, 601145, 759215, 795670, 1202290, 1518430, 4217051, 6372137, 8047679, 8434102, 12744274, 16095358, 21085255, 31860685, 38112593, 40238395, 42170510, 63721370, 76225186, 80476790, 190562965, 381125930, 2019967429, 4039934858, 10099837145, 20199674290]

約数ペア:

[(1, 20199674290), (2, 10099837145), (5, 4039934858), (10, 2019967429), (53, 381125930), (106, 190562965), (251, 80476790), (265, 76225186), (317, 63721370), (479, 42170510), (502, 40238395), (530, 38112593), (634, 31860685), (958, 21085255), (1255, 16095358), (1585, 12744274), (2395, 8434102), (2510, 8047679), (3170, 6372137), (4790, 4217051), (13303, 1518430), (16801, 1202290), (25387, 795670), (26606, 759215), (33602, 601145), (50774, 397835), (66515, 303686), (79567, 253870), (84005, 240458), (120229, 168010), (126935, 159134), (133030, 151843)]