140210320

素因数分解:

$2^4\times 5^1\times {\mathrm{1752629}}^1$

素因数の和:1752642

約数の個数: 20

約数和(自身を含む): 325989180

約数和(自身を除く): 185778860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1752629, 3505258, 7010516, 8763145, 14021032, 17526290, 28042064, 35052580, 70105160, 140210320]

約数ペア:

[(1, 140210320), (2, 70105160), (4, 35052580), (5, 28042064), (8, 17526290), (10, 14021032), (16, 8763145), (20, 7010516), (40, 3505258), (80, 1752629)]