230338940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{885919}}^1$

素因数の和:885941

約数の個数: 24

約数和(自身を含む): 520920960

約数和(自身を除く): 290582020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 885919, 1771838, 3543676, 4429595, 8859190, 11516947, 17718380, 23033894, 46067788, 57584735, 115169470, 230338940]

約数ペア:

[(1, 230338940), (2, 115169470), (4, 57584735), (5, 46067788), (10, 23033894), (13, 17718380), (20, 11516947), (26, 8859190), (52, 4429595), (65, 3543676), (130, 1771838), (260, 885919)]