147220720

素因数分解:

$2^4\times 5^1\times {\mathrm{1840259}}^1$

素因数の和:1840272

約数の個数: 20

約数和(自身を含む): 342288360

約数和(自身を除く): 195067640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1840259, 3680518, 7361036, 9201295, 14722072, 18402590, 29444144, 36805180, 73610360, 147220720]

約数ペア:

[(1, 147220720), (2, 73610360), (4, 36805180), (5, 29444144), (8, 18402590), (10, 14722072), (16, 9201295), (20, 7361036), (40, 3680518), (80, 1840259)]