919093040

素因数分解:

$2^4\times 5^1\times {\mathrm{991}}^1\times {\mathrm{11593}}^1$

素因数の和:12597

約数の個数: 40

約数和(自身を含む): 2139232128

約数和(自身を除く): 1220139088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 991, 1982, 3964, 4955, 7928, 9910, 11593, 15856, 19820, 23186, 39640, 46372, 57965, 79280, 92744, 115930, 185488, 231860, 463720, 927440, 11488663, 22977326, 45954652, 57443315, 91909304, 114886630, 183818608, 229773260, 459546520, 919093040]

約数ペア:

[(1, 919093040), (2, 459546520), (4, 229773260), (5, 183818608), (8, 114886630), (10, 91909304), (16, 57443315), (20, 45954652), (40, 22977326), (80, 11488663), (991, 927440), (1982, 463720), (3964, 231860), (4955, 185488), (7928, 115930), (9910, 92744), (11593, 79280), (15856, 57965), (19820, 46372), (23186, 39640)]