12710020

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2659}}^1$

素因数の和:2907

約数の個数: 24

約数和(自身を含む): 26812800

約数和(自身を除く): 14102780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 2659, 4780, 5318, 10636, 13295, 26590, 53180, 635501, 1271002, 2542004, 3177505, 6355010, 12710020]

約数ペア:

[(1, 12710020), (2, 6355010), (4, 3177505), (5, 2542004), (10, 1271002), (20, 635501), (239, 53180), (478, 26590), (956, 13295), (1195, 10636), (2390, 5318), (2659, 4780)]