222768980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1591207}}^1$

素因数の和:1591223

約数の個数: 24

約数和(自身を含む): 534645888

約数和(自身を除く): 311876908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1591207, 3182414, 6364828, 7956035, 11138449, 15912070, 22276898, 31824140, 44553796, 55692245, 111384490, 222768980]

約数ペア:

[(1, 222768980), (2, 111384490), (4, 55692245), (5, 44553796), (7, 31824140), (10, 22276898), (14, 15912070), (20, 11138449), (28, 7956035), (35, 6364828), (70, 3182414), (140, 1591207)]