20727070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22777}}^1$

素因数の和:22804

約数の個数: 32

約数和(自身を含む): 45920448

約数和(自身を除く): 25193378

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22777, 45554, 113885, 159439, 227770, 296101, 318878, 592202, 797195, 1480505, 1594390, 2072707, 2961010, 4145414, 10363535, 20727070]

約数ペア:

[(1, 20727070), (2, 10363535), (5, 4145414), (7, 2961010), (10, 2072707), (13, 1594390), (14, 1480505), (26, 797195), (35, 592202), (65, 318878), (70, 296101), (91, 227770), (130, 159439), (182, 113885), (455, 45554), (910, 22777)]