420806524

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{109471}}^1$

素因数の和:109537

約数の個数: 18

約数和(自身を含む): 760939872

約数和(自身を除く): 340133348

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 109471, 218942, 437884, 3393601, 6787202, 13574404, 105201631, 210403262, 420806524]

約数ペア:

[(1, 420806524), (2, 210403262), (4, 105201631), (31, 13574404), (62, 6787202), (124, 3393601), (961, 437884), (1922, 218942), (3844, 109471)]