45145420

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{5519}}^1$

素因数の和:5937

約数の個数: 24

約数和(自身を含む): 95054400

約数和(自身を除く): 49908980

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 5519, 8180, 11038, 22076, 27595, 55190, 110380, 2257271, 4514542, 9029084, 11286355, 22572710, 45145420]

約数ペア:

[(1, 45145420), (2, 22572710), (4, 11286355), (5, 9029084), (10, 4514542), (20, 2257271), (409, 110380), (818, 55190), (1636, 27595), (2045, 22076), (4090, 11038), (5519, 8180)]