13965920

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{457}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 33239808

約数和(自身を除く): 19273888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 457, 764, 914, 955, 1528, 1828, 1910, 2285, 3056, 3656, 3820, 4570, 6112, 7312, 7640, 9140, 14624, 15280, 18280, 30560, 36560, 73120, 87287, 174574, 349148, 436435, 698296, 872870, 1396592, 1745740, 2793184, 3491480, 6982960, 13965920]

約数ペア:

[(1, 13965920), (2, 6982960), (4, 3491480), (5, 2793184), (8, 1745740), (10, 1396592), (16, 872870), (20, 698296), (32, 436435), (40, 349148), (80, 174574), (160, 87287), (191, 73120), (382, 36560), (457, 30560), (764, 18280), (914, 15280), (955, 14624), (1528, 9140), (1828, 7640), (1910, 7312), (2285, 6112), (3056, 4570), (3656, 3820)]