20224120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{72229}}^1$

素因数の和:72247

約数の個数: 32

約数和(自身を含む): 52005600

約数和(自身を除く): 31781480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 72229, 144458, 288916, 361145, 505603, 577832, 722290, 1011206, 1444580, 2022412, 2528015, 2889160, 4044824, 5056030, 10112060, 20224120]

約数ペア:

[(1, 20224120), (2, 10112060), (4, 5056030), (5, 4044824), (7, 2889160), (8, 2528015), (10, 2022412), (14, 1444580), (20, 1011206), (28, 722290), (35, 577832), (40, 505603), (56, 361145), (70, 288916), (140, 144458), (280, 72229)]