69528940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{267419}}^1$

素因数の和:267441

約数の個数: 24

約数和(自身を含む): 157242960

約数和(自身を除く): 87714020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 267419, 534838, 1069676, 1337095, 2674190, 3476447, 5348380, 6952894, 13905788, 17382235, 34764470, 69528940]

約数ペア:

[(1, 69528940), (2, 34764470), (4, 17382235), (5, 13905788), (10, 6952894), (13, 5348380), (20, 3476447), (26, 2674190), (52, 1337095), (65, 1069676), (130, 534838), (260, 267419)]