12543372040

素因数分解:

$2^3\times 5^1\times {\mathrm{313584301}}^1$

素因数の和:313584312

約数の個数: 16

約数和(自身を含む): 28222587180

約数和(自身を除く): 15679215140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313584301, 627168602, 1254337204, 1567921505, 2508674408, 3135843010, 6271686020, 12543372040]

約数ペア:

[(1, 12543372040), (2, 6271686020), (4, 3135843010), (5, 2508674408), (8, 1567921505), (10, 1254337204), (20, 627168602), (40, 313584301)]