1355840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:259

約数の個数: 56

約数和(自身を含む): 3413760

約数和(自身を除く): 2057920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 223, 304, 320, 380, 446, 608, 760, 892, 1115, 1216, 1520, 1784, 2230, 3040, 3568, 4237, 4460, 6080, 7136, 8474, 8920, 14272, 16948, 17840, 21185, 33896, 35680, 42370, 67792, 71360, 84740, 135584, 169480, 271168, 338960, 677920, 1355840]

約数ペア:

[(1, 1355840), (2, 677920), (4, 338960), (5, 271168), (8, 169480), (10, 135584), (16, 84740), (19, 71360), (20, 67792), (32, 42370), (38, 35680), (40, 33896), (64, 21185), (76, 17840), (80, 16948), (95, 14272), (152, 8920), (160, 8474), (190, 7136), (223, 6080), (304, 4460), (320, 4237), (380, 3568), (446, 3040), (608, 2230), (760, 1784), (892, 1520), (1115, 1216)]