2489842880

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{158791}}^1$

素因数の和:158822

約数の個数: 84

約数和(自身を含む): 6896971728

約数和(自身を除く): 4407128848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 158791, 317582, 635164, 793955, 1111537, 1270328, 1587910, 2223074, 2540656, 3175820, 4446148, 5081312, 5557685, 6351640, 7780759, 8892296, 10162624, 11115370, 12703280, 15561518, 17784592, 22230740, 25406560, 31123036, 35569184, 38903795, 44461480, 50813120, 62246072, 71138368, 77807590, 88922960, 124492144, 155615180, 177845920, 248984288, 311230360, 355691840, 497968576, 622460720, 1244921440, 2489842880]

約数ペア:

[(1, 2489842880), (2, 1244921440), (4, 622460720), (5, 497968576), (7, 355691840), (8, 311230360), (10, 248984288), (14, 177845920), (16, 155615180), (20, 124492144), (28, 88922960), (32, 77807590), (35, 71138368), (40, 62246072), (49, 50813120), (56, 44461480), (64, 38903795), (70, 35569184), (80, 31123036), (98, 25406560), (112, 22230740), (140, 17784592), (160, 15561518), (196, 12703280), (224, 11115370), (245, 10162624), (280, 8892296), (320, 7780759), (392, 6351640), (448, 5557685), (490, 5081312), (560, 4446148), (784, 3175820), (980, 2540656), (1120, 2223074), (1568, 1587910), (1960, 1270328), (2240, 1111537), (3136, 793955), (3920, 635164), (7840, 317582), (15680, 158791)]