40212760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{143617}}^1$

素因数の和:143635

約数の個数: 32

約数和(自身を含む): 103404960

約数和(自身を除く): 63192200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 143617, 287234, 574468, 718085, 1005319, 1148936, 1436170, 2010638, 2872340, 4021276, 5026595, 5744680, 8042552, 10053190, 20106380, 40212760]

約数ペア:

[(1, 40212760), (2, 20106380), (4, 10053190), (5, 8042552), (7, 5744680), (8, 5026595), (10, 4021276), (14, 2872340), (20, 2010638), (28, 1436170), (35, 1148936), (40, 1005319), (56, 718085), (70, 574468), (140, 287234), (280, 143617)]