38969080

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{3467}}^1$

素因数の和:3759

約数の個数: 32

約数和(自身を含む): 88017840

約数和(自身を除く): 49048760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 3467, 5620, 6934, 11240, 13868, 17335, 27736, 34670, 69340, 138680, 974227, 1948454, 3896908, 4871135, 7793816, 9742270, 19484540, 38969080]

約数ペア:

[(1, 38969080), (2, 19484540), (4, 9742270), (5, 7793816), (8, 4871135), (10, 3896908), (20, 1948454), (40, 974227), (281, 138680), (562, 69340), (1124, 34670), (1405, 27736), (2248, 17335), (2810, 13868), (3467, 11240), (5620, 6934)]