68578580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{489847}}^1$

素因数の和:489863

約数の個数: 24

約数和(自身を含む): 164588928

約数和(自身を除く): 96010348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 489847, 979694, 1959388, 2449235, 3428929, 4898470, 6857858, 9796940, 13715716, 17144645, 34289290, 68578580]

約数ペア:

[(1, 68578580), (2, 34289290), (4, 17144645), (5, 13715716), (7, 9796940), (10, 6857858), (14, 4898470), (20, 3428929), (28, 2449235), (35, 1959388), (70, 979694), (140, 489847)]