2016121520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3600217}}^1$

素因数の和:3600237

約数の個数: 40

約数和(自身を含む): 5357124384

約数和(自身を除く): 3341002864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3600217, 7200434, 14400868, 18001085, 25201519, 28801736, 36002170, 50403038, 57603472, 72004340, 100806076, 126007595, 144008680, 201612152, 252015190, 288017360, 403224304, 504030380, 1008060760, 2016121520]

約数ペア:

[(1, 2016121520), (2, 1008060760), (4, 504030380), (5, 403224304), (7, 288017360), (8, 252015190), (10, 201612152), (14, 144008680), (16, 126007595), (20, 100806076), (28, 72004340), (35, 57603472), (40, 50403038), (56, 36002170), (70, 28801736), (80, 25201519), (112, 18001085), (140, 14400868), (280, 7200434), (560, 3600217)]