2142250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:88

約数の個数: 64

約数和(自身を含む): 4717440

約数和(自身を除く): 2575190

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 41, 50, 55, 82, 95, 110, 125, 190, 205, 209, 250, 275, 410, 418, 451, 475, 550, 779, 902, 950, 1025, 1045, 1375, 1558, 2050, 2090, 2255, 2375, 2750, 3895, 4510, 4750, 5125, 5225, 7790, 8569, 10250, 10450, 11275, 17138, 19475, 22550, 26125, 38950, 42845, 52250, 56375, 85690, 97375, 112750, 194750, 214225, 428450, 1071125, 2142250]

約数ペア:

[(1, 2142250), (2, 1071125), (5, 428450), (10, 214225), (11, 194750), (19, 112750), (22, 97375), (25, 85690), (38, 56375), (41, 52250), (50, 42845), (55, 38950), (82, 26125), (95, 22550), (110, 19475), (125, 17138), (190, 11275), (205, 10450), (209, 10250), (250, 8569), (275, 7790), (410, 5225), (418, 5125), (451, 4750), (475, 4510), (550, 3895), (779, 2750), (902, 2375), (950, 2255), (1025, 2090), (1045, 2050), (1375, 1558)]