4405036

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 8190000

約数和(自身を除く): 3784964

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 389, 596, 778, 1556, 2831, 5662, 7391, 11324, 14782, 29564, 57961, 115922, 231844, 1101259, 2202518, 4405036]

約数ペア:

[(1, 4405036), (2, 2202518), (4, 1101259), (19, 231844), (38, 115922), (76, 57961), (149, 29564), (298, 14782), (389, 11324), (596, 7391), (778, 5662), (1556, 2831)]