20180936240

素因数分解:

$2^4\times 5^1\times {\mathrm{252261703}}^1$

素因数の和:252261716

約数の個数: 20

約数和(自身を含む): 46920676944

約数和(自身を除く): 26739740704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252261703, 504523406, 1009046812, 1261308515, 2018093624, 2522617030, 4036187248, 5045234060, 10090468120, 20180936240]

約数ペア:

[(1, 20180936240), (2, 10090468120), (4, 5045234060), (5, 4036187248), (8, 2522617030), (10, 2018093624), (16, 1261308515), (20, 1009046812), (40, 504523406), (80, 252261703)]