169480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 403200

約数和(自身を除く): 233720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 223, 380, 446, 760, 892, 1115, 1784, 2230, 4237, 4460, 8474, 8920, 16948, 21185, 33896, 42370, 84740, 169480]

約数ペア:

[(1, 169480), (2, 84740), (4, 42370), (5, 33896), (8, 21185), (10, 16948), (19, 8920), (20, 8474), (38, 4460), (40, 4237), (76, 2230), (95, 1784), (152, 1115), (190, 892), (223, 760), (380, 446)]