42881920

素因数分解:

$2^7\times 5^1\times {\mathrm{67003}}^1$

素因数の和:67022

約数の個数: 32

約数和(自身を含む): 102516120

約数和(自身を除く): 59634200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 67003, 134006, 268012, 335015, 536024, 670030, 1072048, 1340060, 2144096, 2680120, 4288192, 5360240, 8576384, 10720480, 21440960, 42881920]

約数ペア:

[(1, 42881920), (2, 21440960), (4, 10720480), (5, 8576384), (8, 5360240), (10, 4288192), (16, 2680120), (20, 2144096), (32, 1340060), (40, 1072048), (64, 670030), (80, 536024), (128, 335015), (160, 268012), (320, 134006), (640, 67003)]