9941560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 23961600

約数和(自身を除く): 14020040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 103, 127, 152, 190, 206, 254, 380, 412, 508, 515, 635, 760, 824, 1016, 1030, 1270, 1957, 2060, 2413, 2540, 3914, 4120, 4826, 5080, 7828, 9652, 9785, 12065, 13081, 15656, 19304, 19570, 24130, 26162, 39140, 48260, 52324, 65405, 78280, 96520, 104648, 130810, 248539, 261620, 497078, 523240, 994156, 1242695, 1988312, 2485390, 4970780, 9941560]

約数ペア:

[(1, 9941560), (2, 4970780), (4, 2485390), (5, 1988312), (8, 1242695), (10, 994156), (19, 523240), (20, 497078), (38, 261620), (40, 248539), (76, 130810), (95, 104648), (103, 96520), (127, 78280), (152, 65405), (190, 52324), (206, 48260), (254, 39140), (380, 26162), (412, 24130), (508, 19570), (515, 19304), (635, 15656), (760, 13081), (824, 12065), (1016, 9785), (1030, 9652), (1270, 7828), (1957, 5080), (2060, 4826), (2413, 4120), (2540, 3914)]