84656590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2239}}^1$

素因数の和:2464

約数の個数: 32

約数和(自身を含む): 161280000

約数和(自身を除く): 76623410

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 995, 1990, 2239, 3781, 4478, 7562, 11195, 18905, 22390, 37810, 42541, 85082, 212705, 425410, 445561, 891122, 2227805, 4455610, 8465659, 16931318, 42328295, 84656590]

約数ペア:

[(1, 84656590), (2, 42328295), (5, 16931318), (10, 8465659), (19, 4455610), (38, 2227805), (95, 891122), (190, 445561), (199, 425410), (398, 212705), (995, 85082), (1990, 42541), (2239, 37810), (3781, 22390), (4478, 18905), (7562, 11195)]