28284039620

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{2476711}}^1$

素因数の和:2477291

約数の個数: 24

約数和(自身を含む): 59500529088

約数和(自身を除く): 31216489468

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420, 2476711, 4953422, 9906844, 12383555, 24767110, 49534220, 1414201981, 2828403962, 5656807924, 7071009905, 14142019810, 28284039620]

約数ペア:

[(1, 28284039620), (2, 14142019810), (4, 7071009905), (5, 5656807924), (10, 2828403962), (20, 1414201981), (571, 49534220), (1142, 24767110), (2284, 12383555), (2855, 9906844), (5710, 4953422), (11420, 2476711)]