726003040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{648217}}^1$

素因数の和:648239

約数の個数: 48

約数和(自身を含む): 1960211232

約数和(自身を除く): 1234208192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 648217, 1296434, 2592868, 3241085, 4537519, 5185736, 6482170, 9075038, 10371472, 12964340, 18150076, 20742944, 22687595, 25928680, 36300152, 45375190, 51857360, 72600304, 90750380, 103714720, 145200608, 181500760, 363001520, 726003040]

約数ペア:

[(1, 726003040), (2, 363001520), (4, 181500760), (5, 145200608), (7, 103714720), (8, 90750380), (10, 72600304), (14, 51857360), (16, 45375190), (20, 36300152), (28, 25928680), (32, 22687595), (35, 20742944), (40, 18150076), (56, 12964340), (70, 10371472), (80, 9075038), (112, 6482170), (140, 5185736), (160, 4537519), (224, 3241085), (280, 2592868), (560, 1296434), (1120, 648217)]