40187560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{143527}}^1$

素因数の和:143545

約数の個数: 32

約数和(自身を含む): 103340160

約数和(自身を除く): 63152600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 143527, 287054, 574108, 717635, 1004689, 1148216, 1435270, 2009378, 2870540, 4018756, 5023445, 5741080, 8037512, 10046890, 20093780, 40187560]

約数ペア:

[(1, 40187560), (2, 20093780), (4, 10046890), (5, 8037512), (7, 5741080), (8, 5023445), (10, 4018756), (14, 2870540), (20, 2009378), (28, 1435270), (35, 1148216), (40, 1004689), (56, 717635), (70, 574108), (140, 287054), (280, 143527)]