72119120

素因数分解:

$2^4\times 5^1\times {\mathrm{901489}}^1$

素因数の和:901502

約数の個数: 20

約数和(自身を含む): 167677140

約数和(自身を除く): 95558020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 901489, 1802978, 3605956, 4507445, 7211912, 9014890, 14423824, 18029780, 36059560, 72119120]

約数ペア:

[(1, 72119120), (2, 36059560), (4, 18029780), (5, 14423824), (8, 9014890), (10, 7211912), (16, 4507445), (20, 3605956), (40, 1802978), (80, 901489)]