16808870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{541}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 32780160

約数和(自身を除く): 15971290

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239, 478, 541, 1082, 1195, 2390, 2705, 3107, 5410, 6214, 7033, 14066, 15535, 31070, 35165, 70330, 129299, 258598, 646495, 1292990, 1680887, 3361774, 8404435, 16808870]

約数ペア:

[(1, 16808870), (2, 8404435), (5, 3361774), (10, 1680887), (13, 1292990), (26, 646495), (65, 258598), (130, 129299), (239, 70330), (478, 35165), (541, 31070), (1082, 15535), (1195, 14066), (2390, 7033), (2705, 6214), (3107, 5410)]