2009071580

素因数分解:

$2^2\times 5^1\times {\mathrm{2141}}^1\times {\mathrm{46919}}^1$

素因数の和:49069

約数の個数: 24

約数和(自身を含む): 4221110880

約数和(自身を除く): 2212039300

約数列:

[1, 2, 4, 5, 10, 20, 2141, 4282, 8564, 10705, 21410, 42820, 46919, 93838, 187676, 234595, 469190, 938380, 100453579, 200907158, 401814316, 502267895, 1004535790, 2009071580]

約数ペア:

[(1, 2009071580), (2, 1004535790), (4, 502267895), (5, 401814316), (10, 200907158), (20, 100453579), (2141, 938380), (4282, 469190), (8564, 234595), (10705, 187676), (21410, 93838), (42820, 46919)]