72304480

素因数分解:

$2^5\times 5^1\times {\mathrm{451903}}^1$

素因数の和:451918

約数の個数: 24

約数和(自身を含む): 170819712

約数和(自身を除く): 98515232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 451903, 903806, 1807612, 2259515, 3615224, 4519030, 7230448, 9038060, 14460896, 18076120, 36152240, 72304480]

約数ペア:

[(1, 72304480), (2, 36152240), (4, 18076120), (5, 14460896), (8, 9038060), (10, 7230448), (16, 4519030), (20, 3615224), (32, 2259515), (40, 1807612), (80, 903806), (160, 451903)]