270622820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1040857}}^1$

素因数の和:1040879

約数の個数: 24

約数和(自身を含む): 612024504

約数和(自身を除く): 341401684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1040857, 2081714, 4163428, 5204285, 10408570, 13531141, 20817140, 27062282, 54124564, 67655705, 135311410, 270622820]

約数ペア:

[(1, 270622820), (2, 135311410), (4, 67655705), (5, 54124564), (10, 27062282), (13, 20817140), (20, 13531141), (26, 10408570), (52, 5204285), (65, 4163428), (130, 2081714), (260, 1040857)]