20157230

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 37609056

約数和(自身を除く): 17451826

約数列:

[1, 2, 5, 10, 37, 74, 157, 185, 314, 347, 370, 694, 785, 1570, 1735, 3470, 5809, 11618, 12839, 25678, 29045, 54479, 58090, 64195, 108958, 128390, 272395, 544790, 2015723, 4031446, 10078615, 20157230]

約数ペア:

[(1, 20157230), (2, 10078615), (5, 4031446), (10, 2015723), (37, 544790), (74, 272395), (157, 128390), (185, 108958), (314, 64195), (347, 58090), (370, 54479), (694, 29045), (785, 25678), (1570, 12839), (1735, 11618), (3470, 5809)]