2108721890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{50581}}^1$

素因数の和:50978

約数の個数: 32

約数和(自身を含む): 4151770560

約数和(自身を除く): 2043048670

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 379, 758, 1895, 3790, 4169, 8338, 20845, 41690, 50581, 101162, 252905, 505810, 556391, 1112782, 2781955, 5563910, 19170199, 38340398, 95850995, 191701990, 210872189, 421744378, 1054360945, 2108721890]

約数ペア:

[(1, 2108721890), (2, 1054360945), (5, 421744378), (10, 210872189), (11, 191701990), (22, 95850995), (55, 38340398), (110, 19170199), (379, 5563910), (758, 2781955), (1895, 1112782), (3790, 556391), (4169, 505810), (8338, 252905), (20845, 101162), (41690, 50581)]