204476140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{3989}}^1$

素因数の和:4242

約数の個数: 48

約数和(自身を含む): 470564640

約数和(自身を除く): 266088500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 233, 466, 932, 1165, 2330, 2563, 3989, 4660, 5126, 7978, 10252, 12815, 15956, 19945, 25630, 39890, 43879, 51260, 79780, 87758, 175516, 219395, 438790, 877580, 929437, 1858874, 3717748, 4647185, 9294370, 10223807, 18588740, 20447614, 40895228, 51119035, 102238070, 204476140]

約数ペア:

[(1, 204476140), (2, 102238070), (4, 51119035), (5, 40895228), (10, 20447614), (11, 18588740), (20, 10223807), (22, 9294370), (44, 4647185), (55, 3717748), (110, 1858874), (220, 929437), (233, 877580), (466, 438790), (932, 219395), (1165, 175516), (2330, 87758), (2563, 79780), (3989, 51260), (4660, 43879), (5126, 39890), (7978, 25630), (10252, 19945), (12815, 15956)]