38221720

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4951}}^1$

素因数の和:5155

約数の個数: 32

約数和(自身を含む): 86461920

約数和(自身を除く): 48240200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 4951, 7720, 9902, 19804, 24755, 39608, 49510, 99020, 198040, 955543, 1911086, 3822172, 4777715, 7644344, 9555430, 19110860, 38221720]

約数ペア:

[(1, 38221720), (2, 19110860), (4, 9555430), (5, 7644344), (8, 4777715), (10, 3822172), (20, 1911086), (40, 955543), (193, 198040), (386, 99020), (772, 49510), (965, 39608), (1544, 24755), (1930, 19804), (3860, 9902), (4951, 7720)]