40181220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223229}}^1$

素因数の和:223244

約数の個数: 36

約数和(自身を含む): 121883580

約数和(自身を除く): 81702360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223229, 446458, 669687, 892916, 1116145, 1339374, 2009061, 2232290, 2678748, 3348435, 4018122, 4464580, 6696870, 8036244, 10045305, 13393740, 20090610, 40181220]

約数ペア:

[(1, 40181220), (2, 20090610), (3, 13393740), (4, 10045305), (5, 8036244), (6, 6696870), (9, 4464580), (10, 4018122), (12, 3348435), (15, 2678748), (18, 2232290), (20, 2009061), (30, 1339374), (36, 1116145), (45, 892916), (60, 669687), (90, 446458), (180, 223229)]