63880540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{29303}}^1$

素因数の和:29421

約数の個数: 24

約数和(自身を含む): 135384480

約数和(自身を除く): 71503940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 29303, 58606, 117212, 146515, 293030, 586060, 3194027, 6388054, 12776108, 15970135, 31940270, 63880540]

約数ペア:

[(1, 63880540), (2, 31940270), (4, 15970135), (5, 12776108), (10, 6388054), (20, 3194027), (109, 586060), (218, 293030), (436, 146515), (545, 117212), (1090, 58606), (2180, 29303)]