17968600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6911}}^1$

素因数の和:6940

約数の個数: 48

約数和(自身を含む): 44997120

約数和(自身を除く): 27028520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 6911, 13822, 27644, 34555, 55288, 69110, 89843, 138220, 172775, 179686, 276440, 345550, 359372, 449215, 691100, 718744, 898430, 1382200, 1796860, 2246075, 3593720, 4492150, 8984300, 17968600]

約数ペア:

[(1, 17968600), (2, 8984300), (4, 4492150), (5, 3593720), (8, 2246075), (10, 1796860), (13, 1382200), (20, 898430), (25, 718744), (26, 691100), (40, 449215), (50, 359372), (52, 345550), (65, 276440), (100, 179686), (104, 172775), (130, 138220), (200, 89843), (260, 69110), (325, 55288), (520, 34555), (650, 27644), (1300, 13822), (2600, 6911)]