91997680

素因数分解:

$2^4\times 5^1\times {\mathrm{1149971}}^1$

素因数の和:1149984

約数の個数: 20

約数和(自身を含む): 213894792

約数和(自身を除く): 121897112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1149971, 2299942, 4599884, 5749855, 9199768, 11499710, 18399536, 22999420, 45998840, 91997680]

約数ペア:

[(1, 91997680), (2, 45998840), (4, 22999420), (5, 18399536), (8, 11499710), (10, 9199768), (16, 5749855), (20, 4599884), (40, 2299942), (80, 1149971)]