20810361400

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{2812211}}^1$

素因数の和:2812264

約数の個数: 48

約数和(自身を含む): 49691786040

約数和(自身を除く): 28881424640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 740, 925, 1480, 1850, 3700, 7400, 2812211, 5624422, 11248844, 14061055, 22497688, 28122110, 56244220, 70305275, 104051807, 112488440, 140610550, 208103614, 281221100, 416207228, 520259035, 562442200, 832414456, 1040518070, 2081036140, 2601295175, 4162072280, 5202590350, 10405180700, 20810361400]

約数ペア:

[(1, 20810361400), (2, 10405180700), (4, 5202590350), (5, 4162072280), (8, 2601295175), (10, 2081036140), (20, 1040518070), (25, 832414456), (37, 562442200), (40, 520259035), (50, 416207228), (74, 281221100), (100, 208103614), (148, 140610550), (185, 112488440), (200, 104051807), (296, 70305275), (370, 56244220), (740, 28122110), (925, 22497688), (1480, 14061055), (1850, 11248844), (3700, 5624422), (7400, 2812211)]