54031720

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2707}}^1$

素因数の和:3217

約数の個数: 32

約数和(自身を含む): 121860000

約数和(自身を除く): 67828280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1996, 2495, 2707, 3992, 4990, 5414, 9980, 10828, 13535, 19960, 21656, 27070, 54140, 108280, 1350793, 2701586, 5403172, 6753965, 10806344, 13507930, 27015860, 54031720]

約数ペア:

[(1, 54031720), (2, 27015860), (4, 13507930), (5, 10806344), (8, 6753965), (10, 5403172), (20, 2701586), (40, 1350793), (499, 108280), (998, 54140), (1996, 27070), (2495, 21656), (2707, 19960), (3992, 13535), (4990, 10828), (5414, 9980)]