2010405500

素因数分解:

$2^2\times 5^3\times {\mathrm{103}}^2\times {\mathrm{379}}^1$

素因数の和:604

約数の個数: 72

約数和(自身を含む): 4445466480

約数和(自身を除く): 2435060980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 125, 206, 250, 379, 412, 500, 515, 758, 1030, 1516, 1895, 2060, 2575, 3790, 5150, 7580, 9475, 10300, 10609, 12875, 18950, 21218, 25750, 37900, 39037, 42436, 47375, 51500, 53045, 78074, 94750, 106090, 156148, 189500, 195185, 212180, 265225, 390370, 530450, 780740, 975925, 1060900, 1326125, 1951850, 2652250, 3903700, 4020811, 4879625, 5304500, 8041622, 9759250, 16083244, 19518500, 20104055, 40208110, 80416220, 100520275, 201040550, 402081100, 502601375, 1005202750, 2010405500]

約数ペア:

[(1, 2010405500), (2, 1005202750), (4, 502601375), (5, 402081100), (10, 201040550), (20, 100520275), (25, 80416220), (50, 40208110), (100, 20104055), (103, 19518500), (125, 16083244), (206, 9759250), (250, 8041622), (379, 5304500), (412, 4879625), (500, 4020811), (515, 3903700), (758, 2652250), (1030, 1951850), (1516, 1326125), (1895, 1060900), (2060, 975925), (2575, 780740), (3790, 530450), (5150, 390370), (7580, 265225), (9475, 212180), (10300, 195185), (10609, 189500), (12875, 156148), (18950, 106090), (21218, 94750), (25750, 78074), (37900, 53045), (39037, 51500), (42436, 47375)]