278399324180

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{135145303}}^1$

素因数の和:135145415

約数の個数: 24

約数和(自身を含む): 590314687872

約数和(自身を除く): 311915363692

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 135145303, 270290606, 540581212, 675726515, 1351453030, 2702906060, 13919966209, 27839932418, 55679864836, 69599831045, 139199662090, 278399324180]

約数ペア:

[(1, 278399324180), (2, 139199662090), (4, 69599831045), (5, 55679864836), (10, 27839932418), (20, 13919966209), (103, 2702906060), (206, 1351453030), (412, 675726515), (515, 540581212), (1030, 270290606), (2060, 135145303)]