20419290

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{2801}}^1$

素因数の和:2826

約数の個数: 56

約数和(自身を含む): 55126548

約数和(自身を除く): 34707258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 2801, 3645, 5602, 7290, 8403, 14005, 16806, 25209, 28010, 42015, 50418, 75627, 84030, 126045, 151254, 226881, 252090, 378135, 453762, 680643, 756270, 1134405, 1361286, 2041929, 2268810, 3403215, 4083858, 6806430, 10209645, 20419290]

約数ペア:

[(1, 20419290), (2, 10209645), (3, 6806430), (5, 4083858), (6, 3403215), (9, 2268810), (10, 2041929), (15, 1361286), (18, 1134405), (27, 756270), (30, 680643), (45, 453762), (54, 378135), (81, 252090), (90, 226881), (135, 151254), (162, 126045), (243, 84030), (270, 75627), (405, 50418), (486, 42015), (729, 28010), (810, 25209), (1215, 16806), (1458, 14005), (2430, 8403), (2801, 7290), (3645, 5602)]