180053360

素因数分解:

$2^4\times 5^1\times {\mathrm{2250667}}^1$

素因数の和:2250680

約数の個数: 20

約数和(自身を含む): 418624248

約数和(自身を除く): 238570888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2250667, 4501334, 9002668, 11253335, 18005336, 22506670, 36010672, 45013340, 90026680, 180053360]

約数ペア:

[(1, 180053360), (2, 90026680), (4, 45013340), (5, 36010672), (8, 22506670), (10, 18005336), (16, 11253335), (20, 9002668), (40, 4501334), (80, 2250667)]