2890940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11119}}^1$

素因数の和:11141

約数の個数: 24

約数和(自身を含む): 6538560

約数和(自身を除く): 3647620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 11119, 22238, 44476, 55595, 111190, 144547, 222380, 289094, 578188, 722735, 1445470, 2890940]

約数ペア:

[(1, 2890940), (2, 1445470), (4, 722735), (5, 578188), (10, 289094), (13, 222380), (20, 144547), (26, 111190), (52, 55595), (65, 44476), (130, 22238), (260, 11119)]