42640072

素因数分解:

$2^3\times {\mathrm{1129}}^1\times {\mathrm{4721}}^1$

素因数の和:5856

約数の個数: 16

約数和(自身を含む): 80037900

約数和(自身を除く): 37397828

約数列:

[1, 2, 4, 8, 1129, 2258, 4516, 4721, 9032, 9442, 18884, 37768, 5330009, 10660018, 21320036, 42640072]

約数ペア:

[(1, 42640072), (2, 21320036), (4, 10660018), (8, 5330009), (1129, 37768), (2258, 18884), (4516, 9442), (4721, 9032)]