45648520

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2287}}^1$

素因数の和:2797

約数の個数: 32

約数和(自身を含む): 102960000

約数和(自身を除く): 57311480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1996, 2287, 2495, 3992, 4574, 4990, 9148, 9980, 11435, 18296, 19960, 22870, 45740, 91480, 1141213, 2282426, 4564852, 5706065, 9129704, 11412130, 22824260, 45648520]

約数ペア:

[(1, 45648520), (2, 22824260), (4, 11412130), (5, 9129704), (8, 5706065), (10, 4564852), (20, 2282426), (40, 1141213), (499, 91480), (998, 45740), (1996, 22870), (2287, 19960), (2495, 18296), (3992, 11435), (4574, 9980), (4990, 9148)]