40989316

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5419}}^1$

素因数の和:5515

約数の個数: 24

約数和(自身を含む): 75272960

約数和(自身を除く): 34283644

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 3782, 5419, 7564, 10838, 21676, 167989, 330559, 335978, 661118, 671956, 1322236, 10247329, 20494658, 40989316]

約数ペア:

[(1, 40989316), (2, 20494658), (4, 10247329), (31, 1322236), (61, 671956), (62, 661118), (122, 335978), (124, 330559), (244, 167989), (1891, 21676), (3782, 10838), (5419, 7564)]