204889960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{465659}}^1$

素因数の和:465681

約数の個数: 32

約数和(自身を含む): 502912800

約数和(自身を除く): 298022840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 465659, 931318, 1862636, 2328295, 3725272, 4656590, 5122249, 9313180, 10244498, 18626360, 20488996, 25611245, 40977992, 51222490, 102444980, 204889960]

約数ペア:

[(1, 204889960), (2, 102444980), (4, 51222490), (5, 40977992), (8, 25611245), (10, 20488996), (11, 18626360), (20, 10244498), (22, 9313180), (40, 5122249), (44, 4656590), (55, 3725272), (88, 2328295), (110, 1862636), (220, 931318), (440, 465659)]