39606580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{439}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 90034560

約数和(自身を除く): 50427980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347, 439, 694, 878, 1388, 1735, 1756, 2195, 3470, 4390, 4511, 5707, 6940, 8780, 9022, 11414, 18044, 22555, 22828, 28535, 45110, 57070, 90220, 114140, 152333, 304666, 609332, 761665, 1523330, 1980329, 3046660, 3960658, 7921316, 9901645, 19803290, 39606580]

約数ペア:

[(1, 39606580), (2, 19803290), (4, 9901645), (5, 7921316), (10, 3960658), (13, 3046660), (20, 1980329), (26, 1523330), (52, 761665), (65, 609332), (130, 304666), (260, 152333), (347, 114140), (439, 90220), (694, 57070), (878, 45110), (1388, 28535), (1735, 22828), (1756, 22555), (2195, 18044), (3470, 11414), (4390, 9022), (4511, 8780), (5707, 6940)]