102804580

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{20479}}^1$

素因数の和:20739

約数の個数: 24

約数和(自身を含む): 216760320

約数和(自身を除く): 113955740

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 20479, 40958, 81916, 102395, 204790, 409580, 5140229, 10280458, 20560916, 25701145, 51402290, 102804580]

約数ペア:

[(1, 102804580), (2, 51402290), (4, 25701145), (5, 20560916), (10, 10280458), (20, 5140229), (251, 409580), (502, 204790), (1004, 102395), (1255, 81916), (2510, 40958), (5020, 20479)]