2419840

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 6120000

約数和(自身を除く): 3700160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 199, 304, 320, 380, 398, 608, 640, 760, 796, 995, 1216, 1520, 1592, 1990, 2432, 3040, 3184, 3781, 3980, 6080, 6368, 7562, 7960, 12160, 12736, 15124, 15920, 18905, 25472, 30248, 31840, 37810, 60496, 63680, 75620, 120992, 127360, 151240, 241984, 302480, 483968, 604960, 1209920, 2419840]

約数ペア:

[(1, 2419840), (2, 1209920), (4, 604960), (5, 483968), (8, 302480), (10, 241984), (16, 151240), (19, 127360), (20, 120992), (32, 75620), (38, 63680), (40, 60496), (64, 37810), (76, 31840), (80, 30248), (95, 25472), (128, 18905), (152, 15920), (160, 15124), (190, 12736), (199, 12160), (304, 7960), (320, 7562), (380, 6368), (398, 6080), (608, 3980), (640, 3781), (760, 3184), (796, 3040), (995, 2432), (1216, 1990), (1520, 1592)]