643395170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{24473}}^1$

素因数の和:24730

約数の個数: 32

約数和(自身を含む): 1268732160

約数和(自身を除く): 625336990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 1195, 2390, 2629, 5258, 13145, 24473, 26290, 48946, 122365, 244730, 269203, 538406, 1346015, 2692030, 5849047, 11698094, 29245235, 58490470, 64339517, 128679034, 321697585, 643395170]

約数ペア:

[(1, 643395170), (2, 321697585), (5, 128679034), (10, 64339517), (11, 58490470), (22, 29245235), (55, 11698094), (110, 5849047), (239, 2692030), (478, 1346015), (1195, 538406), (2390, 269203), (2629, 244730), (5258, 122365), (13145, 48946), (24473, 26290)]