49031120

素因数分解:

$2^4\times 5^1\times {\mathrm{612889}}^1$

素因数の和:612902

約数の個数: 20

約数和(自身を含む): 113997540

約数和(自身を除く): 64966420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 612889, 1225778, 2451556, 3064445, 4903112, 6128890, 9806224, 12257780, 24515560, 49031120]

約数ペア:

[(1, 49031120), (2, 24515560), (4, 12257780), (5, 9806224), (8, 6128890), (10, 4903112), (16, 3064445), (20, 2451556), (40, 1225778), (80, 612889)]