108909080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{388961}}^1$

素因数の和:388979

約数の個数: 32

約数和(自身を含む): 280052640

約数和(自身を除く): 171143560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 388961, 777922, 1555844, 1944805, 2722727, 3111688, 3889610, 5445454, 7779220, 10890908, 13613635, 15558440, 21781816, 27227270, 54454540, 108909080]

約数ペア:

[(1, 108909080), (2, 54454540), (4, 27227270), (5, 21781816), (7, 15558440), (8, 13613635), (10, 10890908), (14, 7779220), (20, 5445454), (28, 3889610), (35, 3111688), (40, 2722727), (56, 1944805), (70, 1555844), (140, 777922), (280, 388961)]