45201920

素因数分解:

$2^9\times 5^1\times {\mathrm{17657}}^1$

素因数の和:17680

約数の個数: 40

約数和(自身を含む): 108384804

約数和(自身を除く): 63182884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 17657, 35314, 70628, 88285, 141256, 176570, 282512, 353140, 565024, 706280, 1130048, 1412560, 2260096, 2825120, 4520192, 5650240, 9040384, 11300480, 22600960, 45201920]

約数ペア:

[(1, 45201920), (2, 22600960), (4, 11300480), (5, 9040384), (8, 5650240), (10, 4520192), (16, 2825120), (20, 2260096), (32, 1412560), (40, 1130048), (64, 706280), (80, 565024), (128, 353140), (160, 282512), (256, 176570), (320, 141256), (512, 88285), (640, 70628), (1280, 35314), (2560, 17657)]