69650320

素因数分解:

$2^4\times 5^1\times {\mathrm{870629}}^1$

素因数の和:870642

約数の個数: 20

約数和(自身を含む): 161937180

約数和(自身を除く): 92286860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 870629, 1741258, 3482516, 4353145, 6965032, 8706290, 13930064, 17412580, 34825160, 69650320]

約数ペア:

[(1, 69650320), (2, 34825160), (4, 17412580), (5, 13930064), (8, 8706290), (10, 6965032), (16, 4353145), (20, 3482516), (40, 1741258), (80, 870629)]