2097800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 5172660

約数和(自身を除く): 3074860

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 617, 680, 850, 1234, 1700, 2468, 3085, 3400, 4936, 6170, 10489, 12340, 15425, 20978, 24680, 30850, 41956, 52445, 61700, 83912, 104890, 123400, 209780, 262225, 419560, 524450, 1048900, 2097800]

約数ペア:

[(1, 2097800), (2, 1048900), (4, 524450), (5, 419560), (8, 262225), (10, 209780), (17, 123400), (20, 104890), (25, 83912), (34, 61700), (40, 52445), (50, 41956), (68, 30850), (85, 24680), (100, 20978), (136, 15425), (170, 12340), (200, 10489), (340, 6170), (425, 4936), (617, 3400), (680, 3085), (850, 2468), (1234, 1700)]