71467340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{510481}}^1$

素因数の和:510497

約数の個数: 24

約数和(自身を含む): 171521952

約数和(自身を除く): 100054612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 510481, 1020962, 2041924, 2552405, 3573367, 5104810, 7146734, 10209620, 14293468, 17866835, 35733670, 71467340]

約数ペア:

[(1, 71467340), (2, 35733670), (4, 17866835), (5, 14293468), (7, 10209620), (10, 7146734), (14, 5104810), (20, 3573367), (28, 2552405), (35, 2041924), (70, 1020962), (140, 510481)]