1890320

素因数分解:

$2^4\times 5^1\times {\mathrm{23629}}^1$

素因数の和:23642

約数の個数: 20

約数和(自身を含む): 4395180

約数和(自身を除く): 2504860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23629, 47258, 94516, 118145, 189032, 236290, 378064, 472580, 945160, 1890320]

約数ペア:

[(1, 1890320), (2, 945160), (4, 472580), (5, 378064), (8, 236290), (10, 189032), (16, 118145), (20, 94516), (40, 47258), (80, 23629)]