2123456260

素因数分解:

$2^2\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{49823}}^1$

素因数の和:51963

約数の個数: 24

約数和(自身を含む): 4461440256

約数和(自身を除く): 2337983996

約数列:

[1, 2, 4, 5, 10, 20, 2131, 4262, 8524, 10655, 21310, 42620, 49823, 99646, 199292, 249115, 498230, 996460, 106172813, 212345626, 424691252, 530864065, 1061728130, 2123456260]

約数ペア:

[(1, 2123456260), (2, 1061728130), (4, 530864065), (5, 424691252), (10, 212345626), (20, 106172813), (2131, 996460), (4262, 498230), (8524, 249115), (10655, 199292), (21310, 99646), (42620, 49823)]