881114620

素因数分解:

$2^2\times 5^1\times {\mathrm{4519}}^1\times {\mathrm{9749}}^1$

素因数の和:14277

約数の個数: 24

約数和(自身を含む): 1850940000

約数和(自身を除く): 969825380

約数列:

[1, 2, 4, 5, 10, 20, 4519, 9038, 9749, 18076, 19498, 22595, 38996, 45190, 48745, 90380, 97490, 194980, 44055731, 88111462, 176222924, 220278655, 440557310, 881114620]

約数ペア:

[(1, 881114620), (2, 440557310), (4, 220278655), (5, 176222924), (10, 88111462), (20, 44055731), (4519, 194980), (9038, 97490), (9749, 90380), (18076, 48745), (19498, 45190), (22595, 38996)]