2045490920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4648843}}^1$

素因数の和:4648865

約数の個数: 32

約数和(自身を含む): 5020751520

約数和(自身を除く): 2975260600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4648843, 9297686, 18595372, 23244215, 37190744, 46488430, 51137273, 92976860, 102274546, 185953720, 204549092, 255686365, 409098184, 511372730, 1022745460, 2045490920]

約数ペア:

[(1, 2045490920), (2, 1022745460), (4, 511372730), (5, 409098184), (8, 255686365), (10, 204549092), (11, 185953720), (20, 102274546), (22, 92976860), (40, 51137273), (44, 46488430), (55, 37190744), (88, 23244215), (110, 18595372), (220, 9297686), (440, 4648843)]