20199362140

素因数分解:

$2^2\times 5^1\times {\mathrm{15139}}^1\times {\mathrm{66713}}^1$

素因数の和:81861

約数の個数: 24

約数和(自身を含む): 42422098320

約数和(自身を除く): 22222736180

約数列:

[1, 2, 4, 5, 10, 20, 15139, 30278, 60556, 66713, 75695, 133426, 151390, 266852, 302780, 333565, 667130, 1334260, 1009968107, 2019936214, 4039872428, 5049840535, 10099681070, 20199362140]

約数ペア:

[(1, 20199362140), (2, 10099681070), (4, 5049840535), (5, 4039872428), (10, 2019936214), (20, 1009968107), (15139, 1334260), (30278, 667130), (60556, 333565), (66713, 302780), (75695, 266852), (133426, 151390)]