8372540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2003}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 20200320

約数和(自身を除く): 11827780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2003, 2090, 4006, 4180, 8012, 10015, 20030, 22033, 38057, 40060, 44066, 76114, 88132, 110165, 152228, 190285, 220330, 380570, 418627, 440660, 761140, 837254, 1674508, 2093135, 4186270, 8372540]

約数ペア:

[(1, 8372540), (2, 4186270), (4, 2093135), (5, 1674508), (10, 837254), (11, 761140), (19, 440660), (20, 418627), (22, 380570), (38, 220330), (44, 190285), (55, 152228), (76, 110165), (95, 88132), (110, 76114), (190, 44066), (209, 40060), (220, 38057), (380, 22033), (418, 20030), (836, 10015), (1045, 8012), (2003, 4180), (2090, 4006)]