4000862

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:643

約数の個数: 16

約数和(自身を含む): 6223392

約数和(自身を除く): 2222530

約数列:

[1, 2, 41, 82, 97, 194, 503, 1006, 3977, 7954, 20623, 41246, 48791, 97582, 2000431, 4000862]

約数ペア:

[(1, 4000862), (2, 2000431), (41, 97582), (82, 48791), (97, 41246), (194, 20623), (503, 7954), (1006, 3977)]