44807720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 104544000

約数和(自身を除く): 59736280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 109, 172, 215, 218, 239, 344, 430, 436, 478, 545, 860, 872, 956, 1090, 1195, 1720, 1912, 2180, 2390, 4360, 4687, 4780, 9374, 9560, 10277, 18748, 20554, 23435, 26051, 37496, 41108, 46870, 51385, 52102, 82216, 93740, 102770, 104204, 130255, 187480, 205540, 208408, 260510, 411080, 521020, 1042040, 1120193, 2240386, 4480772, 5600965, 8961544, 11201930, 22403860, 44807720]

約数ペア:

[(1, 44807720), (2, 22403860), (4, 11201930), (5, 8961544), (8, 5600965), (10, 4480772), (20, 2240386), (40, 1120193), (43, 1042040), (86, 521020), (109, 411080), (172, 260510), (215, 208408), (218, 205540), (239, 187480), (344, 130255), (430, 104204), (436, 102770), (478, 93740), (545, 82216), (860, 52102), (872, 51385), (956, 46870), (1090, 41108), (1195, 37496), (1720, 26051), (1912, 23435), (2180, 20554), (2390, 18748), (4360, 10277), (4687, 9560), (4780, 9374)]