327210320

素因数分解:

$2^4\times 5^1\times {\mathrm{4090129}}^1$

素因数の和:4090142

約数の個数: 20

約数和(自身を含む): 760764180

約数和(自身を除く): 433553860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4090129, 8180258, 16360516, 20450645, 32721032, 40901290, 65442064, 81802580, 163605160, 327210320]

約数ペア:

[(1, 327210320), (2, 163605160), (4, 81802580), (5, 65442064), (8, 40901290), (10, 32721032), (16, 20450645), (20, 16360516), (40, 8180258), (80, 4090129)]