12220240

素因数分解:

$2^4\times 5^1\times {\mathrm{152753}}^1$

素因数の和:152766

約数の個数: 20

約数和(自身を含む): 28412244

約数和(自身を除く): 16192004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 152753, 305506, 611012, 763765, 1222024, 1527530, 2444048, 3055060, 6110120, 12220240]

約数ペア:

[(1, 12220240), (2, 6110120), (4, 3055060), (5, 2444048), (8, 1527530), (10, 1222024), (16, 763765), (20, 611012), (40, 305506), (80, 152753)]