2003907160

素因数分解:

$2^3\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{23509}}^1$

素因数の和:25651

約数の個数: 32

約数和(自身を含む): 4511098800

約数和(自身を除く): 2507191640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2131, 4262, 8524, 10655, 17048, 21310, 23509, 42620, 47018, 85240, 94036, 117545, 188072, 235090, 470180, 940360, 50097679, 100195358, 200390716, 250488395, 400781432, 500976790, 1001953580, 2003907160]

約数ペア:

[(1, 2003907160), (2, 1001953580), (4, 500976790), (5, 400781432), (8, 250488395), (10, 200390716), (20, 100195358), (40, 50097679), (2131, 940360), (4262, 470180), (8524, 235090), (10655, 188072), (17048, 117545), (21310, 94036), (23509, 85240), (42620, 47018)]