11267380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 25200000

約数和(自身を除く): 13932620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 199, 298, 380, 398, 596, 745, 796, 995, 1490, 1990, 2831, 2980, 3781, 3980, 5662, 7562, 11324, 14155, 15124, 18905, 28310, 29651, 37810, 56620, 59302, 75620, 118604, 148255, 296510, 563369, 593020, 1126738, 2253476, 2816845, 5633690, 11267380]

約数ペア:

[(1, 11267380), (2, 5633690), (4, 2816845), (5, 2253476), (10, 1126738), (19, 593020), (20, 563369), (38, 296510), (76, 148255), (95, 118604), (149, 75620), (190, 59302), (199, 56620), (298, 37810), (380, 29651), (398, 28310), (596, 18905), (745, 15124), (796, 14155), (995, 11324), (1490, 7562), (1990, 5662), (2831, 3980), (2980, 3781)]