72600280

素因数分解:

$2^3\times 5^1\times {\mathrm{1815007}}^1$

素因数の和:1815018

約数の個数: 16

約数和(自身を含む): 163350720

約数和(自身を除く): 90750440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1815007, 3630014, 7260028, 9075035, 14520056, 18150070, 36300140, 72600280]

約数ペア:

[(1, 72600280), (2, 36300140), (4, 18150070), (5, 14520056), (8, 9075035), (10, 7260028), (20, 3630014), (40, 1815007)]