2100098860

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{219217}}^1$

素因数の和:219705

約数の個数: 24

約数和(自身を含む): 4419434880

約数和(自身を除く): 2319336020

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4790, 9580, 219217, 438434, 876868, 1096085, 2192170, 4384340, 105004943, 210009886, 420019772, 525024715, 1050049430, 2100098860]

約数ペア:

[(1, 2100098860), (2, 1050049430), (4, 525024715), (5, 420019772), (10, 210009886), (20, 105004943), (479, 4384340), (958, 2192170), (1916, 1096085), (2395, 876868), (4790, 438434), (9580, 219217)]