157130440

素因数分解:

$2^3\times 5^1\times {\mathrm{3928261}}^1$

素因数の和:3928272

約数の個数: 16

約数和(自身を含む): 353543580

約数和(自身を除く): 196413140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3928261, 7856522, 15713044, 19641305, 31426088, 39282610, 78565220, 157130440]

約数ペア:

[(1, 157130440), (2, 78565220), (4, 39282610), (5, 31426088), (8, 19641305), (10, 15713044), (20, 7856522), (40, 3928261)]