4409440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 96

約数和(自身を含む): 12386304

約数和(自身を除く): 7976864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 127, 140, 155, 160, 217, 224, 248, 254, 280, 310, 434, 496, 508, 560, 620, 635, 868, 889, 992, 1016, 1085, 1120, 1240, 1270, 1736, 1778, 2032, 2170, 2480, 2540, 3472, 3556, 3937, 4064, 4340, 4445, 4960, 5080, 6944, 7112, 7874, 8680, 8890, 10160, 14224, 15748, 17360, 17780, 19685, 20320, 27559, 28448, 31496, 34720, 35560, 39370, 55118, 62992, 71120, 78740, 110236, 125984, 137795, 142240, 157480, 220472, 275590, 314960, 440944, 551180, 629920, 881888, 1102360, 2204720, 4409440]

約数ペア:

[(1, 4409440), (2, 2204720), (4, 1102360), (5, 881888), (7, 629920), (8, 551180), (10, 440944), (14, 314960), (16, 275590), (20, 220472), (28, 157480), (31, 142240), (32, 137795), (35, 125984), (40, 110236), (56, 78740), (62, 71120), (70, 62992), (80, 55118), (112, 39370), (124, 35560), (127, 34720), (140, 31496), (155, 28448), (160, 27559), (217, 20320), (224, 19685), (248, 17780), (254, 17360), (280, 15748), (310, 14224), (434, 10160), (496, 8890), (508, 8680), (560, 7874), (620, 7112), (635, 6944), (868, 5080), (889, 4960), (992, 4445), (1016, 4340), (1085, 4064), (1120, 3937), (1240, 3556), (1270, 3472), (1736, 2540), (1778, 2480), (2032, 2170)]