40355905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2851}}^1$

素因数の和:3024

約数の個数: 16

約数和(自身を含む): 51336000

約数和(自身を除く): 10980095

約数列:

[1, 5, 19, 95, 149, 745, 2831, 2851, 14155, 14255, 54169, 270845, 424799, 2123995, 8071181, 40355905]

約数ペア:

[(1, 40355905), (5, 8071181), (19, 2123995), (95, 424799), (149, 270845), (745, 54169), (2831, 14255), (2851, 14155)]