39198780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{217771}}^1$

素因数の和:217786

約数の個数: 36

約数和(自身を含む): 118903512

約数和(自身を除く): 79704732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 217771, 435542, 653313, 871084, 1088855, 1306626, 1959939, 2177710, 2613252, 3266565, 3919878, 4355420, 6533130, 7839756, 9799695, 13066260, 19599390, 39198780]

約数ペア:

[(1, 39198780), (2, 19599390), (3, 13066260), (4, 9799695), (5, 7839756), (6, 6533130), (9, 4355420), (10, 3919878), (12, 3266565), (15, 2613252), (18, 2177710), (20, 1959939), (30, 1306626), (36, 1088855), (45, 871084), (60, 653313), (90, 435542), (180, 217771)]