7678220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2053}}^1$

素因数の和:2090

約数の個数: 48

約数和(自身を含む): 18633888

約数和(自身を除く): 10955668

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 2053, 3740, 4106, 8212, 10265, 20530, 22583, 34901, 41060, 45166, 69802, 90332, 112915, 139604, 174505, 225830, 349010, 383911, 451660, 698020, 767822, 1535644, 1919555, 3839110, 7678220]

約数ペア:

[(1, 7678220), (2, 3839110), (4, 1919555), (5, 1535644), (10, 767822), (11, 698020), (17, 451660), (20, 383911), (22, 349010), (34, 225830), (44, 174505), (55, 139604), (68, 112915), (85, 90332), (110, 69802), (170, 45166), (187, 41060), (220, 34901), (340, 22583), (374, 20530), (748, 10265), (935, 8212), (1870, 4106), (2053, 3740)]