20653260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{344221}}^1$

素因数の和:344233

約数の個数: 24

約数和(自身を含む): 57829296

約数和(自身を除く): 37176036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 344221, 688442, 1032663, 1376884, 1721105, 2065326, 3442210, 4130652, 5163315, 6884420, 10326630, 20653260]

約数ペア:

[(1, 20653260), (2, 10326630), (3, 6884420), (4, 5163315), (5, 4130652), (6, 3442210), (10, 2065326), (12, 1721105), (15, 1376884), (20, 1032663), (30, 688442), (60, 344221)]