12678290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 24019200

約数和(自身を除く): 11340910

約数列:

[1, 2, 5, 10, 23, 46, 115, 199, 230, 277, 398, 554, 995, 1385, 1990, 2770, 4577, 6371, 9154, 12742, 22885, 31855, 45770, 55123, 63710, 110246, 275615, 551230, 1267829, 2535658, 6339145, 12678290]

約数ペア:

[(1, 12678290), (2, 6339145), (5, 2535658), (10, 1267829), (23, 551230), (46, 275615), (115, 110246), (199, 63710), (230, 55123), (277, 45770), (398, 31855), (554, 22885), (995, 12742), (1385, 9154), (1990, 6371), (2770, 4577)]