194894440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{374797}}^1$

素因数の和:374821

約数の個数: 32

約数和(自身を含む): 472245480

約数和(自身を除く): 277351040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 374797, 749594, 1499188, 1873985, 2998376, 3747970, 4872361, 7495940, 9744722, 14991880, 19489444, 24361805, 38978888, 48723610, 97447220, 194894440]

約数ペア:

[(1, 194894440), (2, 97447220), (4, 48723610), (5, 38978888), (8, 24361805), (10, 19489444), (13, 14991880), (20, 9744722), (26, 7495940), (40, 4872361), (52, 3747970), (65, 2998376), (104, 1873985), (130, 1499188), (260, 749594), (520, 374797)]