20369220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1759}}^1$

素因数の和:1964

約数の個数: 48

約数和(自身を含む): 57361920

約数和(自身を除く): 36992700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 193, 386, 579, 772, 965, 1158, 1759, 1930, 2316, 2895, 3518, 3860, 5277, 5790, 7036, 8795, 10554, 11580, 17590, 21108, 26385, 35180, 52770, 105540, 339487, 678974, 1018461, 1357948, 1697435, 2036922, 3394870, 4073844, 5092305, 6789740, 10184610, 20369220]

約数ペア:

[(1, 20369220), (2, 10184610), (3, 6789740), (4, 5092305), (5, 4073844), (6, 3394870), (10, 2036922), (12, 1697435), (15, 1357948), (20, 1018461), (30, 678974), (60, 339487), (193, 105540), (386, 52770), (579, 35180), (772, 26385), (965, 21108), (1158, 17590), (1759, 11580), (1930, 10554), (2316, 8795), (2895, 7036), (3518, 5790), (3860, 5277)]