2099409860

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{379}}^1\times {\mathrm{2689}}^1$

素因数の和:3180

約数の個数: 48

約数和(自身を含む): 4464969600

約数和(自身を除く): 2365559740

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 379, 412, 515, 758, 1030, 1516, 1895, 2060, 2689, 3790, 5378, 7580, 10756, 13445, 26890, 39037, 53780, 78074, 156148, 195185, 276967, 390370, 553934, 780740, 1019131, 1107868, 1384835, 2038262, 2769670, 4076524, 5095655, 5539340, 10191310, 20382620, 104970493, 209940986, 419881972, 524852465, 1049704930, 2099409860]

約数ペア:

[(1, 2099409860), (2, 1049704930), (4, 524852465), (5, 419881972), (10, 209940986), (20, 104970493), (103, 20382620), (206, 10191310), (379, 5539340), (412, 5095655), (515, 4076524), (758, 2769670), (1030, 2038262), (1516, 1384835), (1895, 1107868), (2060, 1019131), (2689, 780740), (3790, 553934), (5378, 390370), (7580, 276967), (10756, 195185), (13445, 156148), (26890, 78074), (39037, 53780)]