690384530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{31859}}^1$

素因数の和:32074

約数の個数: 32

約数和(自身を含む): 1362588480

約数和(自身を除く): 672203950

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1970, 2167, 4334, 10835, 21670, 31859, 63718, 159295, 318590, 350449, 700898, 1752245, 3504490, 6276223, 12552446, 31381115, 62762230, 69038453, 138076906, 345192265, 690384530]

約数ペア:

[(1, 690384530), (2, 345192265), (5, 138076906), (10, 69038453), (11, 62762230), (22, 31381115), (55, 12552446), (110, 6276223), (197, 3504490), (394, 1752245), (985, 700898), (1970, 350449), (2167, 318590), (4334, 159295), (10835, 63718), (21670, 31859)]