2019803800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{1442717}}^1$

素因数の和:1442740

約数の個数: 48

約数和(自身を含む): 5366910960

約数和(自身を除く): 3347107160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 1442717, 2885434, 5770868, 7213585, 10099019, 11541736, 14427170, 20198038, 28854340, 36067925, 40396076, 50495095, 57708680, 72135850, 80792152, 100990190, 144271700, 201980380, 252475475, 288543400, 403960760, 504950950, 1009901900, 2019803800]

約数ペア:

[(1, 2019803800), (2, 1009901900), (4, 504950950), (5, 403960760), (7, 288543400), (8, 252475475), (10, 201980380), (14, 144271700), (20, 100990190), (25, 80792152), (28, 72135850), (35, 57708680), (40, 50495095), (50, 40396076), (56, 36067925), (70, 28854340), (100, 20198038), (140, 14427170), (175, 11541736), (200, 10099019), (280, 7213585), (350, 5770868), (700, 2885434), (1400, 1442717)]