40564400

素因数分解:

$2^4\times 5^2\times {\mathrm{101411}}^1$

素因数の和:101429

約数の個数: 30

約数和(自身を含む): 97456932

約数和(自身を除く): 56892532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 101411, 202822, 405644, 507055, 811288, 1014110, 1622576, 2028220, 2535275, 4056440, 5070550, 8112880, 10141100, 20282200, 40564400]

約数ペア:

[(1, 40564400), (2, 20282200), (4, 10141100), (5, 8112880), (8, 5070550), (10, 4056440), (16, 2535275), (20, 2028220), (25, 1622576), (40, 1014110), (50, 811288), (80, 507055), (100, 405644), (200, 202822), (400, 101411)]