27519440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:636

約数の個数: 80

約数和(自身を含む): 70495488

約数和(自身を除く): 42976048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 563, 611, 752, 940, 1040, 1126, 1222, 1880, 2252, 2444, 2815, 3055, 3760, 4504, 4888, 5630, 6110, 7319, 9008, 9776, 11260, 12220, 14638, 22520, 24440, 26461, 29276, 36595, 45040, 48880, 52922, 58552, 73190, 105844, 117104, 132305, 146380, 211688, 264610, 292760, 343993, 423376, 529220, 585520, 687986, 1058440, 1375972, 1719965, 2116880, 2751944, 3439930, 5503888, 6879860, 13759720, 27519440]

約数ペア:

[(1, 27519440), (2, 13759720), (4, 6879860), (5, 5503888), (8, 3439930), (10, 2751944), (13, 2116880), (16, 1719965), (20, 1375972), (26, 1058440), (40, 687986), (47, 585520), (52, 529220), (65, 423376), (80, 343993), (94, 292760), (104, 264610), (130, 211688), (188, 146380), (208, 132305), (235, 117104), (260, 105844), (376, 73190), (470, 58552), (520, 52922), (563, 48880), (611, 45040), (752, 36595), (940, 29276), (1040, 26461), (1126, 24440), (1222, 22520), (1880, 14638), (2252, 12220), (2444, 11260), (2815, 9776), (3055, 9008), (3760, 7319), (4504, 6110), (4888, 5630)]