208772020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{92377}}^1$

素因数の和:92499

約数の個数: 24

約数和(自身を含む): 442305864

約数和(自身を除く): 233533844

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 92377, 184754, 369508, 461885, 923770, 1847540, 10438601, 20877202, 41754404, 52193005, 104386010, 208772020]

約数ペア:

[(1, 208772020), (2, 104386010), (4, 52193005), (5, 41754404), (10, 20877202), (20, 10438601), (113, 1847540), (226, 923770), (452, 461885), (565, 369508), (1130, 184754), (2260, 92377)]