7850320

素因数分解:

$2^4\times 5^1\times {\mathrm{98129}}^1$

素因数の和:98142

約数の個数: 20

約数和(自身を含む): 18252180

約数和(自身を除く): 10401860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 98129, 196258, 392516, 490645, 785032, 981290, 1570064, 1962580, 3925160, 7850320]

約数ペア:

[(1, 7850320), (2, 3925160), (4, 1962580), (5, 1570064), (8, 981290), (10, 785032), (16, 490645), (20, 392516), (40, 196258), (80, 98129)]