40544060

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{20899}}^1$

素因数の和:21005

約数の個数: 24

約数和(自身を含む): 86024400

約数和(自身を除く): 45480340

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 20899, 41798, 83596, 104495, 208990, 417980, 2027203, 4054406, 8108812, 10136015, 20272030, 40544060]

約数ペア:

[(1, 40544060), (2, 20272030), (4, 10136015), (5, 8108812), (10, 4054406), (20, 2027203), (97, 417980), (194, 208990), (388, 104495), (485, 83596), (970, 41798), (1940, 20899)]