6670480

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:631

約数の個数: 40

約数和(自身を含む): 15624000

約数和(自身を除く): 8953520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 419, 796, 838, 995, 1592, 1676, 1990, 2095, 3184, 3352, 3980, 4190, 6704, 7960, 8380, 15920, 16760, 33520, 83381, 166762, 333524, 416905, 667048, 833810, 1334096, 1667620, 3335240, 6670480]

約数ペア:

[(1, 6670480), (2, 3335240), (4, 1667620), (5, 1334096), (8, 833810), (10, 667048), (16, 416905), (20, 333524), (40, 166762), (80, 83381), (199, 33520), (398, 16760), (419, 15920), (796, 8380), (838, 7960), (995, 6704), (1592, 4190), (1676, 3980), (1990, 3352), (2095, 3184)]