38431880

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2753}}^1$

素因数の和:3113

約数の個数: 32

約数和(自身を含む): 86751000

約数和(自身を除く): 48319120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2753, 2792, 3490, 5506, 6980, 11012, 13765, 13960, 22024, 27530, 55060, 110120, 960797, 1921594, 3843188, 4803985, 7686376, 9607970, 19215940, 38431880]

約数ペア:

[(1, 38431880), (2, 19215940), (4, 9607970), (5, 7686376), (8, 4803985), (10, 3843188), (20, 1921594), (40, 960797), (349, 110120), (698, 55060), (1396, 27530), (1745, 22024), (2753, 13960), (2792, 13765), (3490, 11012), (5506, 6980)]