2021076140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^2$

素因数の和:555

約数の個数: 72

約数和(自身を含む): 4459758912

約数和(自身を除く): 2438682772

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 229, 235, 410, 458, 470, 820, 916, 940, 1145, 1927, 2290, 3854, 4580, 7708, 9389, 9635, 10763, 18778, 19270, 21526, 37556, 38540, 43052, 46945, 52441, 53815, 93890, 104882, 107630, 187780, 209764, 215260, 262205, 441283, 524410, 882566, 1048820, 1765132, 2150081, 2206415, 2464727, 4300162, 4412830, 4929454, 8600324, 8825660, 9858908, 10750405, 12323635, 21500810, 24647270, 43001620, 49294540, 101053807, 202107614, 404215228, 505269035, 1010538070, 2021076140]

約数ペア:

[(1, 2021076140), (2, 1010538070), (4, 505269035), (5, 404215228), (10, 202107614), (20, 101053807), (41, 49294540), (47, 43001620), (82, 24647270), (94, 21500810), (164, 12323635), (188, 10750405), (205, 9858908), (229, 8825660), (235, 8600324), (410, 4929454), (458, 4412830), (470, 4300162), (820, 2464727), (916, 2206415), (940, 2150081), (1145, 1765132), (1927, 1048820), (2290, 882566), (3854, 524410), (4580, 441283), (7708, 262205), (9389, 215260), (9635, 209764), (10763, 187780), (18778, 107630), (19270, 104882), (21526, 93890), (37556, 53815), (38540, 52441), (43052, 46945)]