29105980

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{5179}}^1$

素因数の和:5469

約数の個数: 24

約数和(自身を含む): 61351920

約数和(自身を除く): 32245940

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5179, 5620, 10358, 20716, 25895, 51790, 103580, 1455299, 2910598, 5821196, 7276495, 14552990, 29105980]

約数ペア:

[(1, 29105980), (2, 14552990), (4, 7276495), (5, 5821196), (10, 2910598), (20, 1455299), (281, 103580), (562, 51790), (1124, 25895), (1405, 20716), (2810, 10358), (5179, 5620)]