10400180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{74287}}^1$

素因数の和:74303

約数の個数: 24

約数和(自身を含む): 24960768

約数和(自身を除く): 14560588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 74287, 148574, 297148, 371435, 520009, 742870, 1040018, 1485740, 2080036, 2600045, 5200090, 10400180]

約数ペア:

[(1, 10400180), (2, 5200090), (4, 2600045), (5, 2080036), (7, 1485740), (10, 1040018), (14, 742870), (20, 520009), (28, 371435), (35, 297148), (70, 148574), (140, 74287)]