168118520

素因数分解:

$2^3\times 5^1\times {\mathrm{4202963}}^1$

素因数の和:4202974

約数の個数: 16

約数和(自身を含む): 378266760

約数和(自身を除く): 210148240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4202963, 8405926, 16811852, 21014815, 33623704, 42029630, 84059260, 168118520]

約数ペア:

[(1, 168118520), (2, 84059260), (4, 42029630), (5, 33623704), (8, 21014815), (10, 16811852), (20, 8405926), (40, 4202963)]