1543282220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{213751}}^1$

素因数の和:213798

約数の個数: 36

約数和(自身を含む): 3420459504

約数和(自身を除く): 1877177284

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 213751, 427502, 855004, 1068755, 2137510, 4061269, 4275020, 8122538, 16245076, 20306345, 40612690, 77164111, 81225380, 154328222, 308656444, 385820555, 771641110, 1543282220]

約数ペア:

[(1, 1543282220), (2, 771641110), (4, 385820555), (5, 308656444), (10, 154328222), (19, 81225380), (20, 77164111), (38, 40612690), (76, 20306345), (95, 16245076), (190, 8122538), (361, 4275020), (380, 4061269), (722, 2137510), (1444, 1068755), (1805, 855004), (3610, 427502), (7220, 213751)]