11816560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21101}}^1$

素因数の和:21121

約数の個数: 40

約数和(自身を含む): 31399776

約数和(自身を除く): 19583216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21101, 42202, 84404, 105505, 147707, 168808, 211010, 295414, 337616, 422020, 590828, 738535, 844040, 1181656, 1477070, 1688080, 2363312, 2954140, 5908280, 11816560]

約数ペア:

[(1, 11816560), (2, 5908280), (4, 2954140), (5, 2363312), (7, 1688080), (8, 1477070), (10, 1181656), (14, 844040), (16, 738535), (20, 590828), (28, 422020), (35, 337616), (40, 295414), (56, 211010), (70, 168808), (80, 147707), (112, 105505), (140, 84404), (280, 42202), (560, 21101)]