80837220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1347287}}^1$

素因数の和:1347299

約数の個数: 24

約数和(自身を含む): 226344384

約数和(自身を除く): 145507164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1347287, 2694574, 4041861, 5389148, 6736435, 8083722, 13472870, 16167444, 20209305, 26945740, 40418610, 80837220]

約数ペア:

[(1, 80837220), (2, 40418610), (3, 26945740), (4, 20209305), (5, 16167444), (6, 13472870), (10, 8083722), (12, 6736435), (15, 5389148), (20, 4041861), (30, 2694574), (60, 1347287)]