40518890

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{10691}}^1$

素因数の和:11077

約数の個数: 16

約数和(自身を含む): 73133280

約数和(自身を除く): 32614390

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 10691, 21382, 53455, 106910, 4051889, 8103778, 20259445, 40518890]

約数ペア:

[(1, 40518890), (2, 20259445), (5, 8103778), (10, 4051889), (379, 106910), (758, 53455), (1895, 21382), (3790, 10691)]