16471880

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1723}}^1$

素因数の和:1973

約数の個数: 32

約数和(自身を含む): 37238400

約数和(自身を除く): 20766520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1723, 1912, 2390, 3446, 4780, 6892, 8615, 9560, 13784, 17230, 34460, 68920, 411797, 823594, 1647188, 2058985, 3294376, 4117970, 8235940, 16471880]

約数ペア:

[(1, 16471880), (2, 8235940), (4, 4117970), (5, 3294376), (8, 2058985), (10, 1647188), (20, 823594), (40, 411797), (239, 68920), (478, 34460), (956, 17230), (1195, 13784), (1723, 9560), (1912, 8615), (2390, 6892), (3446, 4780)]