42807590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19727}}^1$

素因数の和:19772

約数の個数: 32

約数和(自身を含む): 90906624

約数和(自身を除く): 48099034

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 19727, 39454, 98635, 138089, 197270, 276178, 611537, 690445, 1223074, 1380890, 3057685, 4280759, 6115370, 8561518, 21403795, 42807590]

約数ペア:

[(1, 42807590), (2, 21403795), (5, 8561518), (7, 6115370), (10, 4280759), (14, 3057685), (31, 1380890), (35, 1223074), (62, 690445), (70, 611537), (155, 276178), (217, 197270), (310, 138089), (434, 98635), (1085, 39454), (2170, 19727)]