2019882140

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{202393}}^1$

素因数の和:202901

約数の個数: 24

約数和(自身を含む): 4250274000

約数和(自身を除く): 2230391860

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4990, 9980, 202393, 404786, 809572, 1011965, 2023930, 4047860, 100994107, 201988214, 403976428, 504970535, 1009941070, 2019882140]

約数ペア:

[(1, 2019882140), (2, 1009941070), (4, 504970535), (5, 403976428), (10, 201988214), (20, 100994107), (499, 4047860), (998, 2023930), (1996, 1011965), (2495, 809572), (4990, 404786), (9980, 202393)]