4202990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2048

約数の個数: 32

約数和(自身を含む): 8691840

約数和(自身を除く): 4488850

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2011, 2090, 4022, 10055, 20110, 22121, 38209, 44242, 76418, 110605, 191045, 221210, 382090, 420299, 840598, 2101495, 4202990]

約数ペア:

[(1, 4202990), (2, 2101495), (5, 840598), (10, 420299), (11, 382090), (19, 221210), (22, 191045), (38, 110605), (55, 76418), (95, 44242), (110, 38209), (190, 22121), (209, 20110), (418, 10055), (1045, 4022), (2011, 2090)]