47157720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{392981}}^1$

素因数の和:392995

約数の個数: 32

約数和(自身を含む): 141473520

約数和(自身を除く): 94315800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 392981, 785962, 1178943, 1571924, 1964905, 2357886, 3143848, 3929810, 4715772, 5894715, 7859620, 9431544, 11789430, 15719240, 23578860, 47157720]

約数ペア:

[(1, 47157720), (2, 23578860), (3, 15719240), (4, 11789430), (5, 9431544), (6, 7859620), (8, 5894715), (10, 4715772), (12, 3929810), (15, 3143848), (20, 2357886), (24, 1964905), (30, 1571924), (40, 1178943), (60, 785962), (120, 392981)]