39720505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{2143}}^1$

素因数の和:2496

約数の個数: 16

約数和(自身を含む): 52176384

約数和(自身を除く): 12455879

約数列:

[1, 5, 11, 55, 337, 1685, 2143, 3707, 10715, 18535, 23573, 117865, 722191, 3610955, 7944101, 39720505]

約数ペア:

[(1, 39720505), (5, 7944101), (11, 3610955), (55, 722191), (337, 117865), (1685, 23573), (2143, 18535), (3707, 10715)]