156915140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{166931}}^1$

素因数の和:166987

約数の個数: 24

約数和(自身を含む): 336534912

約数和(自身を除く): 179619772

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 166931, 333862, 667724, 834655, 1669310, 3338620, 7845757, 15691514, 31383028, 39228785, 78457570, 156915140]

約数ペア:

[(1, 156915140), (2, 78457570), (4, 39228785), (5, 31383028), (10, 15691514), (20, 7845757), (47, 3338620), (94, 1669310), (188, 834655), (235, 667724), (470, 333862), (940, 166931)]