20142891650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{143519}}^1$

素因数の和:143939

約数の個数: 48

約数和(自身を含む): 42925109760

約数和(自身を除く): 22782218110

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 401, 802, 2005, 2807, 4010, 5614, 10025, 14035, 20050, 28070, 70175, 140350, 143519, 287038, 717595, 1004633, 1435190, 2009266, 3587975, 5023165, 7175950, 10046330, 25115825, 50231650, 57551119, 115102238, 287755595, 402857833, 575511190, 805715666, 1438777975, 2014289165, 2877555950, 4028578330, 10071445825, 20142891650]

約数ペア:

[(1, 20142891650), (2, 10071445825), (5, 4028578330), (7, 2877555950), (10, 2014289165), (14, 1438777975), (25, 805715666), (35, 575511190), (50, 402857833), (70, 287755595), (175, 115102238), (350, 57551119), (401, 50231650), (802, 25115825), (2005, 10046330), (2807, 7175950), (4010, 5023165), (5614, 3587975), (10025, 2009266), (14035, 1435190), (20050, 1004633), (28070, 717595), (70175, 287038), (140350, 143519)]