289348518940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1112878919}}^1$

素因数の和:1112878941

約数の個数: 24

約数和(自身を含む): 654372804960

約数和(自身を除く): 365024286020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1112878919, 2225757838, 4451515676, 5564394595, 11128789190, 14467425947, 22257578380, 28934851894, 57869703788, 72337129735, 144674259470, 289348518940]

約数ペア:

[(1, 289348518940), (2, 144674259470), (4, 72337129735), (5, 57869703788), (10, 28934851894), (13, 22257578380), (20, 14467425947), (26, 11128789190), (52, 5564394595), (65, 4451515676), (130, 2225757838), (260, 1112878919)]