6662890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{479}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 13063680

約数和(自身を除く): 6400790

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 479, 535, 958, 1070, 1391, 2395, 2782, 4790, 6227, 6955, 12454, 13910, 31135, 51253, 62270, 102506, 256265, 512530, 666289, 1332578, 3331445, 6662890]

約数ペア:

[(1, 6662890), (2, 3331445), (5, 1332578), (10, 666289), (13, 512530), (26, 256265), (65, 102506), (107, 62270), (130, 51253), (214, 31135), (479, 13910), (535, 12454), (958, 6955), (1070, 6227), (1391, 4790), (2395, 2782)]