20071922120

素因数分解:

$2^3\times 5^1\times {\mathrm{501798053}}^1$

素因数の和:501798064

約数の個数: 16

約数和(自身を含む): 45161824860

約数和(自身を除く): 25089902740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 501798053, 1003596106, 2007192212, 2508990265, 4014384424, 5017980530, 10035961060, 20071922120]

約数ペア:

[(1, 20071922120), (2, 10035961060), (4, 5017980530), (5, 4014384424), (8, 2508990265), (10, 2007192212), (20, 1003596106), (40, 501798053)]