13605220

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{7013}}^1$

素因数の和:7119

約数の個数: 24

約数和(自身を含む): 28869624

約数和(自身を除く): 15264404

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 7013, 14026, 28052, 35065, 70130, 140260, 680261, 1360522, 2721044, 3401305, 6802610, 13605220]

約数ペア:

[(1, 13605220), (2, 6802610), (4, 3401305), (5, 2721044), (10, 1360522), (20, 680261), (97, 140260), (194, 70130), (388, 35065), (485, 28052), (970, 14026), (1940, 7013)]