1720763990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1422119}}^1$

素因数の和:1422148

約数の個数: 24

約数和(自身を含む): 3404555280

約数和(自身を除く): 1683791290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1422119, 2844238, 7110595, 14221190, 15643309, 31286618, 78216545, 156433090, 172076399, 344152798, 860381995, 1720763990]

約数ペア:

[(1, 1720763990), (2, 860381995), (5, 344152798), (10, 172076399), (11, 156433090), (22, 78216545), (55, 31286618), (110, 15643309), (121, 14221190), (242, 7110595), (605, 2844238), (1210, 1422119)]