16238780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{8039}}^1$

素因数の和:8149

約数の個数: 24

約数和(自身を含む): 34443360

約数和(自身を除く): 18204580

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 8039, 16078, 32156, 40195, 80390, 160780, 811939, 1623878, 3247756, 4059695, 8119390, 16238780]

約数ペア:

[(1, 16238780), (2, 8119390), (4, 4059695), (5, 3247756), (10, 1623878), (20, 811939), (101, 160780), (202, 80390), (404, 40195), (505, 32156), (1010, 16078), (2020, 8039)]