2016996920

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{110339}}^1$

素因数の和:110807

約数の個数: 32

約数和(自身を含む): 4548214800

約数和(自身を除く): 2531217880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 4570, 9140, 18280, 110339, 220678, 441356, 551695, 882712, 1103390, 2206780, 4413560, 50424923, 100849846, 201699692, 252124615, 403399384, 504249230, 1008498460, 2016996920]

約数ペア:

[(1, 2016996920), (2, 1008498460), (4, 504249230), (5, 403399384), (8, 252124615), (10, 201699692), (20, 100849846), (40, 50424923), (457, 4413560), (914, 2206780), (1828, 1103390), (2285, 882712), (3656, 551695), (4570, 441356), (9140, 220678), (18280, 110339)]