15704739640

素因数分解:

$2^3\times 5^1\times {\mathrm{5407}}^1\times {\mathrm{72613}}^1$

素因数の和:78031

約数の個数: 32

約数和(自身を含む): 35342686080

約数和(自身を除く): 19637946440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5407, 10814, 21628, 27035, 43256, 54070, 72613, 108140, 145226, 216280, 290452, 363065, 580904, 726130, 1452260, 2904520, 392618491, 785236982, 1570473964, 1963092455, 3140947928, 3926184910, 7852369820, 15704739640]

約数ペア:

[(1, 15704739640), (2, 7852369820), (4, 3926184910), (5, 3140947928), (8, 1963092455), (10, 1570473964), (20, 785236982), (40, 392618491), (5407, 2904520), (10814, 1452260), (21628, 726130), (27035, 580904), (43256, 363065), (54070, 290452), (72613, 216280), (108140, 145226)]