4990640

素因数分解:

$2^4\times 5^1\times {\mathrm{62383}}^1$

素因数の和:62396

約数の個数: 20

約数和(自身を含む): 11603424

約数和(自身を除く): 6612784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 62383, 124766, 249532, 311915, 499064, 623830, 998128, 1247660, 2495320, 4990640]

約数ペア:

[(1, 4990640), (2, 2495320), (4, 1247660), (5, 998128), (8, 623830), (10, 499064), (16, 311915), (20, 249532), (40, 124766), (80, 62383)]