2016709280

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{115637}}^1$

素因数の和:115761

約数の個数: 48

約数和(自身を含む): 4808228040

約数和(自身を除く): 2791518760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 8720, 17440, 115637, 231274, 462548, 578185, 925096, 1156370, 1850192, 2312740, 3700384, 4625480, 9250960, 12604433, 18501920, 25208866, 50417732, 63022165, 100835464, 126044330, 201670928, 252088660, 403341856, 504177320, 1008354640, 2016709280]

約数ペア:

[(1, 2016709280), (2, 1008354640), (4, 504177320), (5, 403341856), (8, 252088660), (10, 201670928), (16, 126044330), (20, 100835464), (32, 63022165), (40, 50417732), (80, 25208866), (109, 18501920), (160, 12604433), (218, 9250960), (436, 4625480), (545, 3700384), (872, 2312740), (1090, 1850192), (1744, 1156370), (2180, 925096), (3488, 578185), (4360, 462548), (8720, 231274), (17440, 115637)]