12695980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57709}}^1$

素因数の和:57729

約数の個数: 24

約数和(自身を含む): 29085840

約数和(自身を除く): 16389860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 57709, 115418, 230836, 288545, 577090, 634799, 1154180, 1269598, 2539196, 3173995, 6347990, 12695980]

約数ペア:

[(1, 12695980), (2, 6347990), (4, 3173995), (5, 2539196), (10, 1269598), (11, 1154180), (20, 634799), (22, 577090), (44, 288545), (55, 230836), (110, 115418), (220, 57709)]