8417420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{38261}}^1$

素因数の和:38281

約数の個数: 24

約数和(自身を含む): 19284048

約数和(自身を除く): 10866628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 38261, 76522, 153044, 191305, 382610, 420871, 765220, 841742, 1683484, 2104355, 4208710, 8417420]

約数ペア:

[(1, 8417420), (2, 4208710), (4, 2104355), (5, 1683484), (10, 841742), (11, 765220), (20, 420871), (22, 382610), (44, 191305), (55, 153044), (110, 76522), (220, 38261)]