42547880

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2423}}^1$

素因数の和:2873

約数の個数: 32

約数和(自身を含む): 95990400

約数和(自身を除く): 53442520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 2423, 3512, 4390, 4846, 8780, 9692, 12115, 17560, 19384, 24230, 48460, 96920, 1063697, 2127394, 4254788, 5318485, 8509576, 10636970, 21273940, 42547880]

約数ペア:

[(1, 42547880), (2, 21273940), (4, 10636970), (5, 8509576), (8, 5318485), (10, 4254788), (20, 2127394), (40, 1063697), (439, 96920), (878, 48460), (1756, 24230), (2195, 19384), (2423, 17560), (3512, 12115), (4390, 9692), (4846, 8780)]