15732880

素因数分解:

$2^4\times 5^1\times {\mathrm{196661}}^1$

素因数の和:196674

約数の個数: 20

約数和(自身を含む): 36579132

約数和(自身を除く): 20846252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196661, 393322, 786644, 983305, 1573288, 1966610, 3146576, 3933220, 7866440, 15732880]

約数ペア:

[(1, 15732880), (2, 7866440), (4, 3933220), (5, 3146576), (8, 1966610), (10, 1573288), (16, 983305), (20, 786644), (40, 393322), (80, 196661)]