2109960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5861}}^1$

素因数の和:5878

約数の個数: 48

約数和(自身を含む): 6858540

約数和(自身を除く): 4748580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 5861, 11722, 17583, 23444, 29305, 35166, 46888, 52749, 58610, 70332, 87915, 105498, 117220, 140664, 175830, 210996, 234440, 263745, 351660, 421992, 527490, 703320, 1054980, 2109960]

約数ペア:

[(1, 2109960), (2, 1054980), (3, 703320), (4, 527490), (5, 421992), (6, 351660), (8, 263745), (9, 234440), (10, 210996), (12, 175830), (15, 140664), (18, 117220), (20, 105498), (24, 87915), (30, 70332), (36, 58610), (40, 52749), (45, 46888), (60, 35166), (72, 29305), (90, 23444), (120, 17583), (180, 11722), (360, 5861)]