393973910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67577}}^1$

素因数の和:67648

約数の個数: 32

約数和(自身を含む): 788229792

約数和(自身を除く): 394255882

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 265, 530, 583, 1166, 2915, 5830, 67577, 135154, 337885, 675770, 743347, 1486694, 3581581, 3716735, 7163162, 7433470, 17907905, 35815810, 39397391, 78794782, 196986955, 393973910]

約数ペア:

[(1, 393973910), (2, 196986955), (5, 78794782), (10, 39397391), (11, 35815810), (22, 17907905), (53, 7433470), (55, 7163162), (106, 3716735), (110, 3581581), (265, 1486694), (530, 743347), (583, 675770), (1166, 337885), (2915, 135154), (5830, 67577)]