40205786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 65664000

約数和(自身を除く): 25458214

約数列:

[1, 2, 19, 38, 59, 79, 118, 158, 227, 454, 1121, 1501, 2242, 3002, 4313, 4661, 8626, 9322, 13393, 17933, 26786, 35866, 88559, 177118, 254467, 340727, 508934, 681454, 1058047, 2116094, 20102893, 40205786]

約数ペア:

[(1, 40205786), (2, 20102893), (19, 2116094), (38, 1058047), (59, 681454), (79, 508934), (118, 340727), (158, 254467), (227, 177118), (454, 88559), (1121, 35866), (1501, 26786), (2242, 17933), (3002, 13393), (4313, 9322), (4661, 8626)]