31438610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{911}}^1$

素因数の和:971

約数の個数: 64

約数和(自身を含む): 70917120

約数和(自身を除く): 39478510

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 145, 170, 203, 238, 290, 406, 493, 595, 911, 986, 1015, 1190, 1822, 2030, 2465, 3451, 4555, 4930, 6377, 6902, 9110, 12754, 15487, 17255, 26419, 30974, 31885, 34510, 52838, 63770, 77435, 108409, 132095, 154870, 184933, 216818, 264190, 369866, 449123, 542045, 898246, 924665, 1084090, 1849330, 2245615, 3143861, 4491230, 6287722, 15719305, 31438610]

約数ペア:

[(1, 31438610), (2, 15719305), (5, 6287722), (7, 4491230), (10, 3143861), (14, 2245615), (17, 1849330), (29, 1084090), (34, 924665), (35, 898246), (58, 542045), (70, 449123), (85, 369866), (119, 264190), (145, 216818), (170, 184933), (203, 154870), (238, 132095), (290, 108409), (406, 77435), (493, 63770), (595, 52838), (911, 34510), (986, 31885), (1015, 30974), (1190, 26419), (1822, 17255), (2030, 15487), (2465, 12754), (3451, 9110), (4555, 6902), (4930, 6377)]