15696876880

素因数分解:

$2^4\times 5^1\times {\mathrm{196210961}}^1$

素因数の和:196210974

約数の個数: 20

約数和(自身を含む): 36495238932

約数和(自身を除く): 20798362052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196210961, 392421922, 784843844, 981054805, 1569687688, 1962109610, 3139375376, 3924219220, 7848438440, 15696876880]

約数ペア:

[(1, 15696876880), (2, 7848438440), (4, 3924219220), (5, 3139375376), (8, 1962109610), (10, 1569687688), (16, 981054805), (20, 784843844), (40, 392421922), (80, 196210961)]