18810400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{3359}}^1$

素因数の和:3386

約数の個数: 72

約数和(自身を含む): 52496640

約数和(自身を除く): 33686240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 3359, 5600, 6718, 13436, 16795, 23513, 26872, 33590, 47026, 53744, 67180, 83975, 94052, 107488, 117565, 134360, 167950, 188104, 235130, 268720, 335900, 376208, 470260, 537440, 587825, 671800, 752416, 940520, 1175650, 1343600, 1881040, 2351300, 2687200, 3762080, 4702600, 9405200, 18810400]

約数ペア:

[(1, 18810400), (2, 9405200), (4, 4702600), (5, 3762080), (7, 2687200), (8, 2351300), (10, 1881040), (14, 1343600), (16, 1175650), (20, 940520), (25, 752416), (28, 671800), (32, 587825), (35, 537440), (40, 470260), (50, 376208), (56, 335900), (70, 268720), (80, 235130), (100, 188104), (112, 167950), (140, 134360), (160, 117565), (175, 107488), (200, 94052), (224, 83975), (280, 67180), (350, 53744), (400, 47026), (560, 33590), (700, 26872), (800, 23513), (1120, 16795), (1400, 13436), (2800, 6718), (3359, 5600)]