55471420

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{7993}}^1$

素因数の和:8349

約数の個数: 24

約数和(自身を含む): 116840304

約数和(自身を除く): 61368884

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 6940, 7993, 15986, 31972, 39965, 79930, 159860, 2773571, 5547142, 11094284, 13867855, 27735710, 55471420]

約数ペア:

[(1, 55471420), (2, 27735710), (4, 13867855), (5, 11094284), (10, 5547142), (20, 2773571), (347, 159860), (694, 79930), (1388, 39965), (1735, 31972), (3470, 15986), (6940, 7993)]