1961800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{577}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 4837860

約数和(自身を除く): 2876060

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 577, 680, 850, 1154, 1700, 2308, 2885, 3400, 4616, 5770, 9809, 11540, 14425, 19618, 23080, 28850, 39236, 49045, 57700, 78472, 98090, 115400, 196180, 245225, 392360, 490450, 980900, 1961800]

約数ペア:

[(1, 1961800), (2, 980900), (4, 490450), (5, 392360), (8, 245225), (10, 196180), (17, 115400), (20, 98090), (25, 78472), (34, 57700), (40, 49045), (50, 39236), (68, 28850), (85, 23080), (100, 19618), (136, 14425), (170, 11540), (200, 9809), (340, 5770), (425, 4616), (577, 3400), (680, 2885), (850, 2308), (1154, 1700)]