2135420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2179}}^1$

素因数の和:2202

約数の個数: 36

約数和(自身を含む): 5218920

約数和(自身を除く): 3083500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2179, 4358, 8716, 10895, 15253, 21790, 30506, 43580, 61012, 76265, 106771, 152530, 213542, 305060, 427084, 533855, 1067710, 2135420]

約数ペア:

[(1, 2135420), (2, 1067710), (4, 533855), (5, 427084), (7, 305060), (10, 213542), (14, 152530), (20, 106771), (28, 76265), (35, 61012), (49, 43580), (70, 30506), (98, 21790), (140, 15253), (196, 10895), (245, 8716), (490, 4358), (980, 2179)]