677920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 1693440

約数和(自身を除く): 1015520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 223, 304, 380, 446, 608, 760, 892, 1115, 1520, 1784, 2230, 3040, 3568, 4237, 4460, 7136, 8474, 8920, 16948, 17840, 21185, 33896, 35680, 42370, 67792, 84740, 135584, 169480, 338960, 677920]

約数ペア:

[(1, 677920), (2, 338960), (4, 169480), (5, 135584), (8, 84740), (10, 67792), (16, 42370), (19, 35680), (20, 33896), (32, 21185), (38, 17840), (40, 16948), (76, 8920), (80, 8474), (95, 7136), (152, 4460), (160, 4237), (190, 3568), (223, 3040), (304, 2230), (380, 1784), (446, 1520), (608, 1115), (760, 892)]