20106380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143617}}^1$

素因数の和:143633

約数の個数: 24

約数和(自身を含む): 48255648

約数和(自身を除く): 28149268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143617, 287234, 574468, 718085, 1005319, 1436170, 2010638, 2872340, 4021276, 5026595, 10053190, 20106380]

約数ペア:

[(1, 20106380), (2, 10053190), (4, 5026595), (5, 4021276), (7, 2872340), (10, 2010638), (14, 1436170), (20, 1005319), (28, 718085), (35, 574468), (70, 287234), (140, 143617)]