7975370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2030

約数の個数: 32

約数和(自身を含む): 15966720

約数和(自身を除く): 7991350

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 1979, 2015, 3958, 4030, 9895, 19790, 25727, 51454, 61349, 122698, 128635, 257270, 306745, 613490, 797537, 1595074, 3987685, 7975370]

約数ペア:

[(1, 7975370), (2, 3987685), (5, 1595074), (10, 797537), (13, 613490), (26, 306745), (31, 257270), (62, 128635), (65, 122698), (130, 61349), (155, 51454), (310, 25727), (403, 19790), (806, 9895), (1979, 4030), (2015, 3958)]