2203040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{281}}^1$

素因数の和:310

約数の個数: 72

約数和(自身を含む): 6075972

約数和(自身を除く): 3872932

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 281, 392, 490, 560, 562, 784, 980, 1120, 1124, 1405, 1568, 1960, 1967, 2248, 2810, 3920, 3934, 4496, 5620, 7840, 7868, 8992, 9835, 11240, 13769, 15736, 19670, 22480, 27538, 31472, 39340, 44960, 55076, 62944, 68845, 78680, 110152, 137690, 157360, 220304, 275380, 314720, 440608, 550760, 1101520, 2203040]

約数ペア:

[(1, 2203040), (2, 1101520), (4, 550760), (5, 440608), (7, 314720), (8, 275380), (10, 220304), (14, 157360), (16, 137690), (20, 110152), (28, 78680), (32, 68845), (35, 62944), (40, 55076), (49, 44960), (56, 39340), (70, 31472), (80, 27538), (98, 22480), (112, 19670), (140, 15736), (160, 13769), (196, 11240), (224, 9835), (245, 8992), (280, 7868), (281, 7840), (392, 5620), (490, 4496), (560, 3934), (562, 3920), (784, 2810), (980, 2248), (1120, 1967), (1124, 1960), (1405, 1568)]