2391490

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{631}}^1$

素因数の和:1017

約数の個数: 16

約数和(自身を含む): 4322880

約数和(自身を除く): 1931390

約数列:

[1, 2, 5, 10, 379, 631, 758, 1262, 1895, 3155, 3790, 6310, 239149, 478298, 1195745, 2391490]

約数ペア:

[(1, 2391490), (2, 1195745), (5, 478298), (10, 239149), (379, 6310), (631, 3790), (758, 3155), (1262, 1895)]