2084020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1319}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 4435200

約数和(自身を除く): 2351180

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1319, 1580, 2638, 5276, 6595, 13190, 26380, 104201, 208402, 416804, 521005, 1042010, 2084020]

約数ペア:

[(1, 2084020), (2, 1042010), (4, 521005), (5, 416804), (10, 208402), (20, 104201), (79, 26380), (158, 13190), (316, 6595), (395, 5276), (790, 2638), (1319, 1580)]