642215360

素因数分解:

$2^6\times 5^1\times {\mathrm{2006923}}^1$

素因数の和:2006940

約数の個数: 28

約数和(自身を含む): 1529276088

約数和(自身を除く): 887060728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2006923, 4013846, 8027692, 10034615, 16055384, 20069230, 32110768, 40138460, 64221536, 80276920, 128443072, 160553840, 321107680, 642215360]

約数ペア:

[(1, 642215360), (2, 321107680), (4, 160553840), (5, 128443072), (8, 80276920), (10, 64221536), (16, 40138460), (20, 32110768), (32, 20069230), (40, 16055384), (64, 10034615), (80, 8027692), (160, 4013846), (320, 2006923)]