20342630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{911}}^1$

素因数の和:965

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 26935450

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 70, 77, 110, 145, 154, 203, 290, 319, 385, 406, 638, 770, 911, 1015, 1595, 1822, 2030, 2233, 3190, 4466, 4555, 6377, 9110, 10021, 11165, 12754, 20042, 22330, 26419, 31885, 50105, 52838, 63770, 70147, 100210, 132095, 140294, 184933, 264190, 290609, 350735, 369866, 581218, 701470, 924665, 1453045, 1849330, 2034263, 2906090, 4068526, 10171315, 20342630]

約数ペア:

[(1, 20342630), (2, 10171315), (5, 4068526), (7, 2906090), (10, 2034263), (11, 1849330), (14, 1453045), (22, 924665), (29, 701470), (35, 581218), (55, 369866), (58, 350735), (70, 290609), (77, 264190), (110, 184933), (145, 140294), (154, 132095), (203, 100210), (290, 70147), (319, 63770), (385, 52838), (406, 50105), (638, 31885), (770, 26419), (911, 22330), (1015, 20042), (1595, 12754), (1822, 11165), (2030, 10021), (2233, 9110), (3190, 6377), (4466, 4555)]