49081640

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2459}}^1$

素因数の和:2969

約数の個数: 32

約数和(自身を含む): 110700000

約数和(自身を除く): 61618360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1996, 2459, 2495, 3992, 4918, 4990, 9836, 9980, 12295, 19672, 19960, 24590, 49180, 98360, 1227041, 2454082, 4908164, 6135205, 9816328, 12270410, 24540820, 49081640]

約数ペア:

[(1, 49081640), (2, 24540820), (4, 12270410), (5, 9816328), (8, 6135205), (10, 4908164), (20, 2454082), (40, 1227041), (499, 98360), (998, 49180), (1996, 24590), (2459, 19960), (2495, 19672), (3992, 12295), (4918, 9980), (4990, 9836)]