227808520

素因数分解:

$2^3\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{3691}}^1$

素因数の和:5245

約数の個数: 32

約数和(自身を含む): 513040320

約数和(自身を除く): 285231800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1543, 3086, 3691, 6172, 7382, 7715, 12344, 14764, 15430, 18455, 29528, 30860, 36910, 61720, 73820, 147640, 5695213, 11390426, 22780852, 28476065, 45561704, 56952130, 113904260, 227808520]

約数ペア:

[(1, 227808520), (2, 113904260), (4, 56952130), (5, 45561704), (8, 28476065), (10, 22780852), (20, 11390426), (40, 5695213), (1543, 147640), (3086, 73820), (3691, 61720), (6172, 36910), (7382, 30860), (7715, 29528), (12344, 18455), (14764, 15430)]