4919405080

素因数分解:

$2^3\times 5^1\times {\mathrm{122985127}}^1$

素因数の和:122985138

約数の個数: 16

約数和(自身を含む): 11068661520

約数和(自身を除く): 6149256440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 122985127, 245970254, 491940508, 614925635, 983881016, 1229851270, 2459702540, 4919405080]

約数ペア:

[(1, 4919405080), (2, 2459702540), (4, 1229851270), (5, 983881016), (8, 614925635), (10, 491940508), (20, 245970254), (40, 122985127)]