67121740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{479441}}^1$

素因数の和:479457

約数の個数: 24

約数和(自身を含む): 161092512

約数和(自身を除く): 93970772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 479441, 958882, 1917764, 2397205, 3356087, 4794410, 6712174, 9588820, 13424348, 16780435, 33560870, 67121740]

約数ペア:

[(1, 67121740), (2, 33560870), (4, 16780435), (5, 13424348), (7, 9588820), (10, 6712174), (14, 4794410), (20, 3356087), (28, 2397205), (35, 1917764), (70, 958882), (140, 479441)]