38957960

素因数分解:

$2^3\times 5^1\times {\mathrm{883}}^1\times {\mathrm{1103}}^1$

素因数の和:1997

約数の個数: 32

約数和(自身を含む): 87834240

約数和(自身を除く): 48876280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 883, 1103, 1766, 2206, 3532, 4412, 4415, 5515, 7064, 8824, 8830, 11030, 17660, 22060, 35320, 44120, 973949, 1947898, 3895796, 4869745, 7791592, 9739490, 19478980, 38957960]

約数ペア:

[(1, 38957960), (2, 19478980), (4, 9739490), (5, 7791592), (8, 4869745), (10, 3895796), (20, 1947898), (40, 973949), (883, 44120), (1103, 35320), (1766, 22060), (2206, 17660), (3532, 11030), (4412, 8830), (4415, 8824), (5515, 7064)]