2912380

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{653}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 6152832

約数和(自身を除く): 3240452

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 653, 892, 1115, 1306, 2230, 2612, 3265, 4460, 6530, 13060, 145619, 291238, 582476, 728095, 1456190, 2912380]

約数ペア:

[(1, 2912380), (2, 1456190), (4, 728095), (5, 582476), (10, 291238), (20, 145619), (223, 13060), (446, 6530), (653, 4460), (892, 3265), (1115, 2612), (1306, 2230)]