40190420

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15823}}^1$

素因数の和:15959

約数の個数: 24

約数和(自身を含む): 85069824

約数和(自身を除く): 44879404

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 15823, 31646, 63292, 79115, 158230, 316460, 2009521, 4019042, 8038084, 10047605, 20095210, 40190420]

約数ペア:

[(1, 40190420), (2, 20095210), (4, 10047605), (5, 8038084), (10, 4019042), (20, 2009521), (127, 316460), (254, 158230), (508, 79115), (635, 63292), (1270, 31646), (2540, 15823)]