5498440

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1361}}^1$

素因数の和:1473

約数の個数: 32

約数和(自身を含む): 12503160

約数和(自身を除く): 7004720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1361, 2020, 2722, 4040, 5444, 6805, 10888, 13610, 27220, 54440, 137461, 274922, 549844, 687305, 1099688, 1374610, 2749220, 5498440]

約数ペア:

[(1, 5498440), (2, 2749220), (4, 1374610), (5, 1099688), (8, 687305), (10, 549844), (20, 274922), (40, 137461), (101, 54440), (202, 27220), (404, 13610), (505, 10888), (808, 6805), (1010, 5444), (1361, 4040), (2020, 2722)]