10981980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{6779}}^1$

素因数の和:6800

約数の個数: 60

約数和(自身を含む): 34455960

約数和(自身を除く): 23473980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 6779, 13558, 20337, 27116, 33895, 40674, 61011, 67790, 81348, 101685, 122022, 135580, 183033, 203370, 244044, 305055, 366066, 406740, 549099, 610110, 732132, 915165, 1098198, 1220220, 1830330, 2196396, 2745495, 3660660, 5490990, 10981980]

約数ペア:

[(1, 10981980), (2, 5490990), (3, 3660660), (4, 2745495), (5, 2196396), (6, 1830330), (9, 1220220), (10, 1098198), (12, 915165), (15, 732132), (18, 610110), (20, 549099), (27, 406740), (30, 366066), (36, 305055), (45, 244044), (54, 203370), (60, 183033), (81, 135580), (90, 122022), (108, 101685), (135, 81348), (162, 67790), (180, 61011), (270, 40674), (324, 33895), (405, 27116), (540, 20337), (810, 13558), (1620, 6779)]