2091890110

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1\times {\mathrm{9431}}^1$

素因数の和:10020

約数の個数: 32

約数和(自身を含む): 3864780864

約数和(自身を除く): 1772890754

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 541, 1082, 2705, 5410, 9431, 18862, 22181, 44362, 47155, 94310, 110905, 221810, 386671, 773342, 1933355, 3866710, 5102171, 10204342, 25510855, 51021710, 209189011, 418378022, 1045945055, 2091890110]

約数ペア:

[(1, 2091890110), (2, 1045945055), (5, 418378022), (10, 209189011), (41, 51021710), (82, 25510855), (205, 10204342), (410, 5102171), (541, 3866710), (1082, 1933355), (2705, 773342), (5410, 386671), (9431, 221810), (18862, 110905), (22181, 94310), (44362, 47155)]