74037980

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{20681}}^1$

素因数の和:20869

約数の個数: 24

約数和(自身を含む): 156355920

約数和(自身を除く): 82317940

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 20681, 41362, 82724, 103405, 206810, 413620, 3701899, 7403798, 14807596, 18509495, 37018990, 74037980]

約数ペア:

[(1, 74037980), (2, 37018990), (4, 18509495), (5, 14807596), (10, 7403798), (20, 3701899), (179, 413620), (358, 206810), (716, 103405), (895, 82724), (1790, 41362), (3580, 20681)]