72473080

素因数分解:

$2^3\times 5^1\times {\mathrm{1811827}}^1$

素因数の和:1811838

約数の個数: 16

約数和(自身を含む): 163064520

約数和(自身を除く): 90591440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1811827, 3623654, 7247308, 9059135, 14494616, 18118270, 36236540, 72473080]

約数ペア:

[(1, 72473080), (2, 36236540), (4, 18118270), (5, 14494616), (8, 9059135), (10, 7247308), (20, 3623654), (40, 1811827)]