2147255720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1777}}^2$

素因数の和:3582

約数の個数: 48

約数和(自身を含む): 5118401340

約数和(自身を除く): 2971145620

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1777, 3554, 7108, 8885, 14216, 17770, 30209, 35540, 60418, 71080, 120836, 151045, 241672, 302090, 604180, 1208360, 3157729, 6315458, 12630916, 15788645, 25261832, 31577290, 53681393, 63154580, 107362786, 126309160, 214725572, 268406965, 429451144, 536813930, 1073627860, 2147255720]

約数ペア:

[(1, 2147255720), (2, 1073627860), (4, 536813930), (5, 429451144), (8, 268406965), (10, 214725572), (17, 126309160), (20, 107362786), (34, 63154580), (40, 53681393), (68, 31577290), (85, 25261832), (136, 15788645), (170, 12630916), (340, 6315458), (680, 3157729), (1777, 1208360), (3554, 604180), (7108, 302090), (8885, 241672), (14216, 151045), (17770, 120836), (30209, 71080), (35540, 60418)]