2789178322780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3401436979}}^1$

素因数の和:3401437029

約数の個数: 24

約数和(自身を含む): 6000134832720

約数和(自身を除く): 3210956509940

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3401436979, 6802873958, 13605747916, 17007184895, 34014369790, 68028739580, 139458916139, 278917832278, 557835664556, 697294580695, 1394589161390, 2789178322780]

約数ペア:

[(1, 2789178322780), (2, 1394589161390), (4, 697294580695), (5, 557835664556), (10, 278917832278), (20, 139458916139), (41, 68028739580), (82, 34014369790), (164, 17007184895), (205, 13605747916), (410, 6802873958), (820, 3401436979)]