3501260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 8527680

約数和(自身を除く): 5026420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 281, 356, 445, 562, 623, 890, 1124, 1246, 1405, 1780, 1967, 2492, 2810, 3115, 3934, 5620, 6230, 7868, 9835, 12460, 19670, 25009, 39340, 50018, 100036, 125045, 175063, 250090, 350126, 500180, 700252, 875315, 1750630, 3501260]

約数ペア:

[(1, 3501260), (2, 1750630), (4, 875315), (5, 700252), (7, 500180), (10, 350126), (14, 250090), (20, 175063), (28, 125045), (35, 100036), (70, 50018), (89, 39340), (140, 25009), (178, 19670), (281, 12460), (356, 9835), (445, 7868), (562, 6230), (623, 5620), (890, 3934), (1124, 3115), (1246, 2810), (1405, 2492), (1780, 1967)]