20260660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144719}}^1$

素因数の和:144735

約数の個数: 24

約数和(自身を含む): 48625920

約数和(自身を除く): 28365260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144719, 289438, 578876, 723595, 1013033, 1447190, 2026066, 2894380, 4052132, 5065165, 10130330, 20260660]

約数ペア:

[(1, 20260660), (2, 10130330), (4, 5065165), (5, 4052132), (7, 2894380), (10, 2026066), (14, 1447190), (20, 1013033), (28, 723595), (35, 578876), (70, 289438), (140, 144719)]