39201920

素因数分解:

$2^7\times 5^1\times {\mathrm{61253}}^1$

素因数の和:61272

約数の個数: 32

約数和(自身を含む): 93718620

約数和(自身を除く): 54516700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 61253, 122506, 245012, 306265, 490024, 612530, 980048, 1225060, 1960096, 2450120, 3920192, 4900240, 7840384, 9800480, 19600960, 39201920]

約数ペア:

[(1, 39201920), (2, 19600960), (4, 9800480), (5, 7840384), (8, 4900240), (10, 3920192), (16, 2450120), (20, 1960096), (32, 1225060), (40, 980048), (64, 612530), (80, 490024), (128, 306265), (160, 245012), (320, 122506), (640, 61253)]