1376665420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1889}}^1\times {\mathrm{2803}}^1$

素因数の和:4714

約数の個数: 48

約数和(自身を含む): 3116141280

約数和(自身を除く): 1739475860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1889, 2803, 3778, 5606, 7556, 9445, 11212, 14015, 18890, 24557, 28030, 36439, 37780, 49114, 56060, 72878, 98228, 122785, 145756, 182195, 245570, 364390, 491140, 728780, 5294867, 10589734, 21179468, 26474335, 52948670, 68833271, 105897340, 137666542, 275333084, 344166355, 688332710, 1376665420]

約数ペア:

[(1, 1376665420), (2, 688332710), (4, 344166355), (5, 275333084), (10, 137666542), (13, 105897340), (20, 68833271), (26, 52948670), (52, 26474335), (65, 21179468), (130, 10589734), (260, 5294867), (1889, 728780), (2803, 491140), (3778, 364390), (5606, 245570), (7556, 182195), (9445, 145756), (11212, 122785), (14015, 98228), (18890, 72878), (24557, 56060), (28030, 49114), (36439, 37780)]