212682220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{134609}}^1$

素因数の和:134697

約数の個数: 24

約数和(自身を含む): 452289600

約数和(自身を除く): 239607380

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 134609, 269218, 538436, 673045, 1346090, 2692180, 10634111, 21268222, 42536444, 53170555, 106341110, 212682220]

約数ペア:

[(1, 212682220), (2, 106341110), (4, 53170555), (5, 42536444), (10, 21268222), (20, 10634111), (79, 2692180), (158, 1346090), (316, 673045), (395, 538436), (790, 269218), (1580, 134609)]