80944840

素因数分解:

$2^3\times 5^1\times {\mathrm{2023621}}^1$

素因数の和:2023632

約数の個数: 16

約数和(自身を含む): 182125980

約数和(自身を除く): 101181140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2023621, 4047242, 8094484, 10118105, 16188968, 20236210, 40472420, 80944840]

約数ペア:

[(1, 80944840), (2, 40472420), (4, 20236210), (5, 16188968), (8, 10118105), (10, 8094484), (20, 4047242), (40, 2023621)]