1317754820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2125411}}^1$

素因数の和:2125451

約数の個数: 24

約数和(自身を含む): 2856553728

約数和(自身を除く): 1538798908

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2125411, 4250822, 8501644, 10627055, 21254110, 42508220, 65887741, 131775482, 263550964, 329438705, 658877410, 1317754820]

約数ペア:

[(1, 1317754820), (2, 658877410), (4, 329438705), (5, 263550964), (10, 131775482), (20, 65887741), (31, 42508220), (62, 21254110), (124, 10627055), (155, 8501644), (310, 4250822), (620, 2125411)]