20448889210

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1399}}^1\times {\mathrm{20023}}^1$

素因数の和:21502

約数の個数: 32

約数和(自身を含む): 37340755200

約数和(自身を除く): 16891865990

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 1399, 2798, 6995, 13990, 20023, 40046, 100115, 102127, 200230, 204254, 510635, 1021270, 1461679, 2923358, 7308395, 14616790, 28012177, 56024354, 140060885, 280121770, 2044888921, 4089777842, 10224444605, 20448889210]

約数ペア:

[(1, 20448889210), (2, 10224444605), (5, 4089777842), (10, 2044888921), (73, 280121770), (146, 140060885), (365, 56024354), (730, 28012177), (1399, 14616790), (2798, 7308395), (6995, 2923358), (13990, 1461679), (20023, 1021270), (40046, 510635), (100115, 204254), (102127, 200230)]