20656710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{229519}}^1$

素因数の和:229532

約数の個数: 24

約数和(自身を含む): 53707680

約数和(自身を除く): 33050970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 229519, 459038, 688557, 1147595, 1377114, 2065671, 2295190, 3442785, 4131342, 6885570, 10328355, 20656710]

約数ペア:

[(1, 20656710), (2, 10328355), (3, 6885570), (5, 4131342), (6, 3442785), (9, 2295190), (10, 2065671), (15, 1377114), (18, 1147595), (30, 688557), (45, 459038), (90, 229519)]