5381960

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{857}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 12200760

約数和(自身を除く): 6818800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 857, 1256, 1570, 1714, 3140, 3428, 4285, 6280, 6856, 8570, 17140, 34280, 134549, 269098, 538196, 672745, 1076392, 1345490, 2690980, 5381960]

約数ペア:

[(1, 5381960), (2, 2690980), (4, 1345490), (5, 1076392), (8, 672745), (10, 538196), (20, 269098), (40, 134549), (157, 34280), (314, 17140), (628, 8570), (785, 6856), (857, 6280), (1256, 4285), (1570, 3428), (1714, 3140)]