20798730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12163}}^1$

素因数の和:12195

約数の個数: 48

約数和(自身を含む): 56927520

約数和(自身を除く): 36128790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 12163, 24326, 36489, 60815, 72978, 109467, 121630, 182445, 218934, 231097, 364890, 462194, 547335, 693291, 1094670, 1155485, 1386582, 2079873, 2310970, 3466455, 4159746, 6932910, 10399365, 20798730]

約数ペア:

[(1, 20798730), (2, 10399365), (3, 6932910), (5, 4159746), (6, 3466455), (9, 2310970), (10, 2079873), (15, 1386582), (18, 1155485), (19, 1094670), (30, 693291), (38, 547335), (45, 462194), (57, 364890), (90, 231097), (95, 218934), (114, 182445), (171, 121630), (190, 109467), (285, 72978), (342, 60815), (570, 36489), (855, 24326), (1710, 12163)]