47764280

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2393}}^1$

素因数の和:2903

約数の個数: 32

約数和(自身を含む): 107730000

約数和(自身を除く): 59965720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1996, 2393, 2495, 3992, 4786, 4990, 9572, 9980, 11965, 19144, 19960, 23930, 47860, 95720, 1194107, 2388214, 4776428, 5970535, 9552856, 11941070, 23882140, 47764280]

約数ペア:

[(1, 47764280), (2, 23882140), (4, 11941070), (5, 9552856), (8, 5970535), (10, 4776428), (20, 2388214), (40, 1194107), (499, 95720), (998, 47860), (1996, 23930), (2393, 19960), (2495, 19144), (3992, 11965), (4786, 9980), (4990, 9572)]