20155457220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1014877}}^1$

素因数の和:1015220

約数の個数: 48

約数和(自身を含む): 56605835328

約数和(自身を除く): 36450378108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331, 662, 993, 1324, 1655, 1986, 3310, 3972, 4965, 6620, 9930, 19860, 1014877, 2029754, 3044631, 4059508, 5074385, 6089262, 10148770, 12178524, 15223155, 20297540, 30446310, 60892620, 335924287, 671848574, 1007772861, 1343697148, 1679621435, 2015545722, 3359242870, 4031091444, 5038864305, 6718485740, 10077728610, 20155457220]

約数ペア:

[(1, 20155457220), (2, 10077728610), (3, 6718485740), (4, 5038864305), (5, 4031091444), (6, 3359242870), (10, 2015545722), (12, 1679621435), (15, 1343697148), (20, 1007772861), (30, 671848574), (60, 335924287), (331, 60892620), (662, 30446310), (993, 20297540), (1324, 15223155), (1655, 12178524), (1986, 10148770), (3310, 6089262), (3972, 5074385), (4965, 4059508), (6620, 3044631), (9930, 2029754), (19860, 1014877)]