12879260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20773}}^1$

素因数の和:20813

約数の個数: 24

約数和(自身を含む): 27920256

約数和(自身を除く): 15040996

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 20773, 41546, 83092, 103865, 207730, 415460, 643963, 1287926, 2575852, 3219815, 6439630, 12879260]

約数ペア:

[(1, 12879260), (2, 6439630), (4, 3219815), (5, 2575852), (10, 1287926), (20, 643963), (31, 415460), (62, 207730), (124, 103865), (155, 83092), (310, 41546), (620, 20773)]