28740360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21773}}^1$

素因数の和:21798

約数の個数: 64

約数和(自身を含む): 94063680

約数和(自身を除く): 65323320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 21773, 43546, 65319, 87092, 108865, 130638, 174184, 217730, 239503, 261276, 326595, 435460, 479006, 522552, 653190, 718509, 870920, 958012, 1197515, 1306380, 1437018, 1916024, 2395030, 2612760, 2874036, 3592545, 4790060, 5748072, 7185090, 9580120, 14370180, 28740360]

約数ペア:

[(1, 28740360), (2, 14370180), (3, 9580120), (4, 7185090), (5, 5748072), (6, 4790060), (8, 3592545), (10, 2874036), (11, 2612760), (12, 2395030), (15, 1916024), (20, 1437018), (22, 1306380), (24, 1197515), (30, 958012), (33, 870920), (40, 718509), (44, 653190), (55, 522552), (60, 479006), (66, 435460), (88, 326595), (110, 261276), (120, 239503), (132, 217730), (165, 174184), (220, 130638), (264, 108865), (330, 87092), (440, 65319), (660, 43546), (1320, 21773)]