1406140

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{421}}^1$

素因数の和:597

約数の個数: 24

約数和(自身を含む): 2977632

約数和(自身を除く): 1571492

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 421, 668, 835, 842, 1670, 1684, 2105, 3340, 4210, 8420, 70307, 140614, 281228, 351535, 703070, 1406140]

約数ペア:

[(1, 1406140), (2, 703070), (4, 351535), (5, 281228), (10, 140614), (20, 70307), (167, 8420), (334, 4210), (421, 3340), (668, 2105), (835, 1684), (842, 1670)]