38944420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{29063}}^1$

素因数の和:29139

約数の個数: 24

約数和(自身を含む): 83006784

約数和(自身を除く): 44062364

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 29063, 58126, 116252, 145315, 290630, 581260, 1947221, 3894442, 7788884, 9736105, 19472210, 38944420]

約数ペア:

[(1, 38944420), (2, 19472210), (4, 9736105), (5, 7788884), (10, 3894442), (20, 1947221), (67, 581260), (134, 290630), (268, 145315), (335, 116252), (670, 58126), (1340, 29063)]