23927440

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{857}}^1$

素因数の和:1219

約数の個数: 40

約数和(自身を含む): 55855800

約数和(自身を除く): 31928360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 857, 1396, 1714, 1745, 2792, 3428, 3490, 4285, 5584, 6856, 6980, 8570, 13712, 13960, 17140, 27920, 34280, 68560, 299093, 598186, 1196372, 1495465, 2392744, 2990930, 4785488, 5981860, 11963720, 23927440]

約数ペア:

[(1, 23927440), (2, 11963720), (4, 5981860), (5, 4785488), (8, 2990930), (10, 2392744), (16, 1495465), (20, 1196372), (40, 598186), (80, 299093), (349, 68560), (698, 34280), (857, 27920), (1396, 17140), (1714, 13960), (1745, 13712), (2792, 8570), (3428, 6980), (3490, 6856), (4285, 5584)]