16490960

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1483}}^1$

素因数の和:1635

約数の個数: 40

約数和(自身を含む): 38643360

約数和(自身を除く): 22152400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 1483, 2224, 2780, 2966, 5560, 5932, 7415, 11120, 11864, 14830, 23728, 29660, 59320, 118640, 206137, 412274, 824548, 1030685, 1649096, 2061370, 3298192, 4122740, 8245480, 16490960]

約数ペア:

[(1, 16490960), (2, 8245480), (4, 4122740), (5, 3298192), (8, 2061370), (10, 1649096), (16, 1030685), (20, 824548), (40, 412274), (80, 206137), (139, 118640), (278, 59320), (556, 29660), (695, 23728), (1112, 14830), (1390, 11864), (1483, 11120), (2224, 7415), (2780, 5932), (2966, 5560)]