2540540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2153}}^1$

素因数の和:2221

約数の個数: 24

約数和(自身を含む): 5428080

約数和(自身を除く): 2887540

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 2153, 4306, 8612, 10765, 21530, 43060, 127027, 254054, 508108, 635135, 1270270, 2540540]

約数ペア:

[(1, 2540540), (2, 1270270), (4, 635135), (5, 508108), (10, 254054), (20, 127027), (59, 43060), (118, 21530), (236, 10765), (295, 8612), (590, 4306), (1180, 2153)]