23704180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{641}}^1$

素因数の和:736

約数の個数: 36

約数和(自身を含む): 51042852

約数和(自身を除く): 27338672

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 641, 860, 1282, 1849, 2564, 3205, 3698, 6410, 7396, 9245, 12820, 18490, 27563, 36980, 55126, 110252, 137815, 275630, 551260, 1185209, 2370418, 4740836, 5926045, 11852090, 23704180]

約数ペア:

[(1, 23704180), (2, 11852090), (4, 5926045), (5, 4740836), (10, 2370418), (20, 1185209), (43, 551260), (86, 275630), (172, 137815), (215, 110252), (430, 55126), (641, 36980), (860, 27563), (1282, 18490), (1849, 12820), (2564, 9245), (3205, 7396), (3698, 6410)]