2903030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 5703264

約数和(自身を除く): 2800234

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 163, 274, 326, 685, 815, 1370, 1630, 1781, 2119, 3562, 4238, 8905, 10595, 17810, 21190, 22331, 44662, 111655, 223310, 290303, 580606, 1451515, 2903030]

約数ペア:

[(1, 2903030), (2, 1451515), (5, 580606), (10, 290303), (13, 223310), (26, 111655), (65, 44662), (130, 22331), (137, 21190), (163, 17810), (274, 10595), (326, 8905), (685, 4238), (815, 3562), (1370, 2119), (1630, 1781)]