209224510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{31181}}^1$

素因数の和:31260

約数の個数: 32

約数和(自身を含む): 417589344

約数和(自身を除く): 208364834

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 3355, 6710, 31181, 62362, 155905, 311810, 342991, 685982, 1714955, 1902041, 3429910, 3804082, 9510205, 19020410, 20922451, 41844902, 104612255, 209224510]

約数ペア:

[(1, 209224510), (2, 104612255), (5, 41844902), (10, 20922451), (11, 19020410), (22, 9510205), (55, 3804082), (61, 3429910), (110, 1902041), (122, 1714955), (305, 685982), (610, 342991), (671, 311810), (1342, 155905), (3355, 62362), (6710, 31181)]