2011323780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{485827}}^1$

素因数の和:485865

約数の個数: 72

約数和(自身を含む): 6366290112

約数和(自身を除く): 4354966332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 485827, 971654, 1457481, 1943308, 2429135, 2914962, 4372443, 4858270, 5829924, 7287405, 8744886, 9716540, 11174021, 14574810, 17489772, 21862215, 22348042, 29149620, 33522063, 43724430, 44696084, 55870105, 67044126, 87448860, 100566189, 111740210, 134088252, 167610315, 201132378, 223480420, 335220630, 402264756, 502830945, 670441260, 1005661890, 2011323780]

約数ペア:

[(1, 2011323780), (2, 1005661890), (3, 670441260), (4, 502830945), (5, 402264756), (6, 335220630), (9, 223480420), (10, 201132378), (12, 167610315), (15, 134088252), (18, 111740210), (20, 100566189), (23, 87448860), (30, 67044126), (36, 55870105), (45, 44696084), (46, 43724430), (60, 33522063), (69, 29149620), (90, 22348042), (92, 21862215), (115, 17489772), (138, 14574810), (180, 11174021), (207, 9716540), (230, 8744886), (276, 7287405), (345, 5829924), (414, 4858270), (460, 4372443), (690, 2914962), (828, 2429135), (1035, 1943308), (1380, 1457481), (2070, 971654), (4140, 485827)]