72791140

素因数分解:

$2^2\times 5^1\times {\mathrm{523}}^1\times {\mathrm{6959}}^1$

素因数の和:7491

約数の個数: 24

約数和(自身を含む): 153175680

約数和(自身を除く): 80384540

約数列:

[1, 2, 4, 5, 10, 20, 523, 1046, 2092, 2615, 5230, 6959, 10460, 13918, 27836, 34795, 69590, 139180, 3639557, 7279114, 14558228, 18197785, 36395570, 72791140]

約数ペア:

[(1, 72791140), (2, 36395570), (4, 18197785), (5, 14558228), (10, 7279114), (20, 3639557), (523, 139180), (1046, 69590), (2092, 34795), (2615, 27836), (5230, 13918), (6959, 10460)]