12156910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 22680000

約数和(自身を除く): 10523090

約数列:

[1, 2, 5, 10, 41, 82, 149, 199, 205, 298, 398, 410, 745, 995, 1490, 1990, 6109, 8159, 12218, 16318, 29651, 30545, 40795, 59302, 61090, 81590, 148255, 296510, 1215691, 2431382, 6078455, 12156910]

約数ペア:

[(1, 12156910), (2, 6078455), (5, 2431382), (10, 1215691), (41, 296510), (82, 148255), (149, 81590), (199, 61090), (205, 59302), (298, 40795), (398, 30545), (410, 29651), (745, 16318), (995, 12218), (1490, 8159), (1990, 6109)]