7891020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{4871}}^1$

素因数の和:4892

約数の個数: 60

約数和(自身を含む): 24759504

約数和(自身を除く): 16868484

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, 4871, 9742, 14613, 19484, 24355, 29226, 43839, 48710, 58452, 73065, 87678, 97420, 131517, 146130, 175356, 219195, 263034, 292260, 394551, 438390, 526068, 657585, 789102, 876780, 1315170, 1578204, 1972755, 2630340, 3945510, 7891020]

約数ペア:

[(1, 7891020), (2, 3945510), (3, 2630340), (4, 1972755), (5, 1578204), (6, 1315170), (9, 876780), (10, 789102), (12, 657585), (15, 526068), (18, 438390), (20, 394551), (27, 292260), (30, 263034), (36, 219195), (45, 175356), (54, 146130), (60, 131517), (81, 97420), (90, 87678), (108, 73065), (135, 58452), (162, 48710), (180, 43839), (270, 29226), (324, 24355), (405, 19484), (540, 14613), (810, 9742), (1620, 4871)]