40782014780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1144919}}^1$

素因数の和:1145078

約数の個数: 48

約数和(自身を含む): 92903388480

約数和(自身を除く): 52121373700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1781, 2740, 3562, 7124, 8905, 17810, 35620, 1144919, 2289838, 4579676, 5724595, 11449190, 14883947, 22898380, 29767894, 59535788, 74419735, 148839470, 156853903, 297678940, 313707806, 627415612, 784269515, 1568539030, 2039100739, 3137078060, 4078201478, 8156402956, 10195503695, 20391007390, 40782014780]

約数ペア:

[(1, 40782014780), (2, 20391007390), (4, 10195503695), (5, 8156402956), (10, 4078201478), (13, 3137078060), (20, 2039100739), (26, 1568539030), (52, 784269515), (65, 627415612), (130, 313707806), (137, 297678940), (260, 156853903), (274, 148839470), (548, 74419735), (685, 59535788), (1370, 29767894), (1781, 22898380), (2740, 14883947), (3562, 11449190), (7124, 5724595), (8905, 4579676), (17810, 2289838), (35620, 1144919)]