247130680

素因数分解:

$2^3\times 5^1\times {\mathrm{6178267}}^1$

素因数の和:6178278

約数の個数: 16

約数和(自身を含む): 556044120

約数和(自身を除く): 308913440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6178267, 12356534, 24713068, 30891335, 49426136, 61782670, 123565340, 247130680]

約数ペア:

[(1, 247130680), (2, 123565340), (4, 61782670), (5, 49426136), (8, 30891335), (10, 24713068), (20, 12356534), (40, 6178267)]