28778290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{593}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 54400896

約数和(自身を除く): 25622606

約数列:

[1, 2, 5, 10, 23, 46, 115, 211, 230, 422, 593, 1055, 1186, 2110, 2965, 4853, 5930, 9706, 13639, 24265, 27278, 48530, 68195, 125123, 136390, 250246, 625615, 1251230, 2877829, 5755658, 14389145, 28778290]

約数ペア:

[(1, 28778290), (2, 14389145), (5, 5755658), (10, 2877829), (23, 1251230), (46, 625615), (115, 250246), (211, 136390), (230, 125123), (422, 68195), (593, 48530), (1055, 27278), (1186, 24265), (2110, 13639), (2965, 9706), (4853, 5930)]