204535940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1460971}}^1$

素因数の和:1460987

約数の個数: 24

約数和(自身を含む): 490886592

約数和(自身を除く): 286350652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1460971, 2921942, 5843884, 7304855, 10226797, 14609710, 20453594, 29219420, 40907188, 51133985, 102267970, 204535940]

約数ペア:

[(1, 204535940), (2, 102267970), (4, 51133985), (5, 40907188), (7, 29219420), (10, 20453594), (14, 14609710), (20, 10226797), (28, 7304855), (35, 5843884), (70, 2921942), (140, 1460971)]