30549820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{218213}}^1$

素因数の和:218229

約数の個数: 24

約数和(自身を含む): 73319904

約数和(自身を除く): 42770084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 218213, 436426, 872852, 1091065, 1527491, 2182130, 3054982, 4364260, 6109964, 7637455, 15274910, 30549820]

約数ペア:

[(1, 30549820), (2, 15274910), (4, 7637455), (5, 6109964), (7, 4364260), (10, 3054982), (14, 2182130), (20, 1527491), (28, 1091065), (35, 872852), (70, 436426), (140, 218213)]