30862580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{220447}}^1$

素因数の和:220463

約数の個数: 24

約数和(自身を含む): 74070528

約数和(自身を除く): 43207948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 220447, 440894, 881788, 1102235, 1543129, 2204470, 3086258, 4408940, 6172516, 7715645, 15431290, 30862580]

約数ペア:

[(1, 30862580), (2, 15431290), (4, 7715645), (5, 6172516), (7, 4408940), (10, 3086258), (14, 2204470), (20, 1543129), (28, 1102235), (35, 881788), (70, 440894), (140, 220447)]