47447720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{22381}}^1$

素因数の和:22445

約数の個数: 32

約数和(自身を含む): 108776520

約数和(自身を除く): 61328800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 22381, 44762, 89524, 111905, 179048, 223810, 447620, 895240, 1186193, 2372386, 4744772, 5930965, 9489544, 11861930, 23723860, 47447720]

約数ペア:

[(1, 47447720), (2, 23723860), (4, 11861930), (5, 9489544), (8, 5930965), (10, 4744772), (20, 2372386), (40, 1186193), (53, 895240), (106, 447620), (212, 223810), (265, 179048), (424, 111905), (530, 89524), (1060, 44762), (2120, 22381)]