8472860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2027}}^1$

素因数の和:2066

約数の個数: 48

約数和(自身を含む): 20442240

約数和(自身を除く): 11969380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2027, 2090, 4054, 4180, 8108, 10135, 20270, 22297, 38513, 40540, 44594, 77026, 89188, 111485, 154052, 192565, 222970, 385130, 423643, 445940, 770260, 847286, 1694572, 2118215, 4236430, 8472860]

約数ペア:

[(1, 8472860), (2, 4236430), (4, 2118215), (5, 1694572), (10, 847286), (11, 770260), (19, 445940), (20, 423643), (22, 385130), (38, 222970), (44, 192565), (55, 154052), (76, 111485), (95, 89188), (110, 77026), (190, 44594), (209, 40540), (220, 38513), (380, 22297), (418, 20270), (836, 10135), (1045, 8108), (2027, 4180), (2090, 4054)]