40230380

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5171}}^1$

素因数の和:5569

約数の個数: 24

約数和(自身を含む): 84717360

約数和(自身を除く): 44486980

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 5171, 7780, 10342, 20684, 25855, 51710, 103420, 2011519, 4023038, 8046076, 10057595, 20115190, 40230380]

約数ペア:

[(1, 40230380), (2, 20115190), (4, 10057595), (5, 8046076), (10, 4023038), (20, 2011519), (389, 103420), (778, 51710), (1556, 25855), (1945, 20684), (3890, 10342), (5171, 7780)]