15691981960

素因数分解:

$2^3\times 5^1\times {\mathrm{9679}}^1\times {\mathrm{40531}}^1$

素因数の和:50221

約数の個数: 32

約数和(自身を含む): 35311478400

約数和(自身を除く): 19619496440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9679, 19358, 38716, 40531, 48395, 77432, 81062, 96790, 162124, 193580, 202655, 324248, 387160, 405310, 810620, 1621240, 392299549, 784599098, 1569198196, 1961497745, 3138396392, 3922995490, 7845990980, 15691981960]

約数ペア:

[(1, 15691981960), (2, 7845990980), (4, 3922995490), (5, 3138396392), (8, 1961497745), (10, 1569198196), (20, 784599098), (40, 392299549), (9679, 1621240), (19358, 810620), (38716, 405310), (40531, 387160), (48395, 324248), (77432, 202655), (81062, 193580), (96790, 162124)]