87937020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{488539}}^1$

素因数の和:488554

約数の個数: 36

約数和(自身を含む): 266742840

約数和(自身を除く): 178805820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 488539, 977078, 1465617, 1954156, 2442695, 2931234, 4396851, 4885390, 5862468, 7328085, 8793702, 9770780, 14656170, 17587404, 21984255, 29312340, 43968510, 87937020]

約数ペア:

[(1, 87937020), (2, 43968510), (3, 29312340), (4, 21984255), (5, 17587404), (6, 14656170), (9, 9770780), (10, 8793702), (12, 7328085), (15, 5862468), (18, 4885390), (20, 4396851), (30, 2931234), (36, 2442695), (45, 1954156), (60, 1465617), (90, 977078), (180, 488539)]