168012280

素因数分解:

$2^3\times 5^1\times {\mathrm{4200307}}^1$

素因数の和:4200318

約数の個数: 16

約数和(自身を含む): 378027720

約数和(自身を除く): 210015440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4200307, 8400614, 16801228, 21001535, 33602456, 42003070, 84006140, 168012280]

約数ペア:

[(1, 168012280), (2, 84006140), (4, 42003070), (5, 33602456), (8, 21001535), (10, 16801228), (20, 8400614), (40, 4200307)]