1580180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11287}}^1$

素因数の和:11303

約数の個数: 24

約数和(自身を含む): 3792768

約数和(自身を除く): 2212588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11287, 22574, 45148, 56435, 79009, 112870, 158018, 225740, 316036, 395045, 790090, 1580180]

約数ペア:

[(1, 1580180), (2, 790090), (4, 395045), (5, 316036), (7, 225740), (10, 158018), (14, 112870), (20, 79009), (28, 56435), (35, 45148), (70, 22574), (140, 11287)]