166786180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{39901}}^1$

素因数の和:39940

約数の個数: 48

約数和(自身を含む): 402212160

約数和(自身を除く): 235425980

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, 2090, 4180, 39901, 79802, 159604, 199505, 399010, 438911, 758119, 798020, 877822, 1516238, 1755644, 2194555, 3032476, 3790595, 4389110, 7581190, 8339309, 8778220, 15162380, 16678618, 33357236, 41696545, 83393090, 166786180]

約数ペア:

[(1, 166786180), (2, 83393090), (4, 41696545), (5, 33357236), (10, 16678618), (11, 15162380), (19, 8778220), (20, 8339309), (22, 7581190), (38, 4389110), (44, 3790595), (55, 3032476), (76, 2194555), (95, 1755644), (110, 1516238), (190, 877822), (209, 798020), (220, 758119), (380, 438911), (418, 399010), (836, 199505), (1045, 159604), (2090, 79802), (4180, 39901)]