13208480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2663}}^1$

素因数の和:2709

約数の個数: 48

約数和(自身を含む): 32223744

約数和(自身を除く): 19015264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 2663, 4960, 5326, 10652, 13315, 21304, 26630, 42608, 53260, 82553, 85216, 106520, 165106, 213040, 330212, 412765, 426080, 660424, 825530, 1320848, 1651060, 2641696, 3302120, 6604240, 13208480]

約数ペア:

[(1, 13208480), (2, 6604240), (4, 3302120), (5, 2641696), (8, 1651060), (10, 1320848), (16, 825530), (20, 660424), (31, 426080), (32, 412765), (40, 330212), (62, 213040), (80, 165106), (124, 106520), (155, 85216), (160, 82553), (248, 53260), (310, 42608), (496, 26630), (620, 21304), (992, 13315), (1240, 10652), (2480, 5326), (2663, 4960)]