22920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{191}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 69120

約数和(自身を除く): 46200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 191, 382, 573, 764, 955, 1146, 1528, 1910, 2292, 2865, 3820, 4584, 5730, 7640, 11460, 22920]

約数ペア:

[(1, 22920), (2, 11460), (3, 7640), (4, 5730), (5, 4584), (6, 3820), (8, 2865), (10, 2292), (12, 1910), (15, 1528), (20, 1146), (24, 955), (30, 764), (40, 573), (60, 382), (120, 191)]