18925760

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 168

約数和(自身を含む): 56290464

約数和(自身を除く): 37364704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 71, 80, 85, 98, 112, 119, 136, 140, 142, 160, 170, 196, 224, 238, 245, 272, 280, 284, 320, 340, 355, 392, 448, 476, 490, 497, 544, 560, 568, 595, 680, 710, 784, 833, 952, 980, 994, 1088, 1120, 1136, 1190, 1207, 1360, 1420, 1568, 1666, 1904, 1960, 1988, 2240, 2272, 2380, 2414, 2485, 2720, 2840, 3136, 3332, 3479, 3808, 3920, 3976, 4165, 4544, 4760, 4828, 4970, 5440, 5680, 6035, 6664, 6958, 7616, 7840, 7952, 8330, 8449, 9520, 9656, 9940, 11360, 12070, 13328, 13916, 15680, 15904, 16660, 16898, 17395, 19040, 19312, 19880, 22720, 24140, 26656, 27832, 31808, 33320, 33796, 34790, 38080, 38624, 39760, 42245, 48280, 53312, 55664, 59143, 66640, 67592, 69580, 77248, 79520, 84490, 96560, 111328, 118286, 133280, 135184, 139160, 159040, 168980, 193120, 222656, 236572, 266560, 270368, 278320, 295715, 337960, 386240, 473144, 540736, 556640, 591430, 675920, 946288, 1113280, 1182860, 1351840, 1892576, 2365720, 2703680, 3785152, 4731440, 9462880, 18925760]

約数ペア:

[(1, 18925760), (2, 9462880), (4, 4731440), (5, 3785152), (7, 2703680), (8, 2365720), (10, 1892576), (14, 1351840), (16, 1182860), (17, 1113280), (20, 946288), (28, 675920), (32, 591430), (34, 556640), (35, 540736), (40, 473144), (49, 386240), (56, 337960), (64, 295715), (68, 278320), (70, 270368), (71, 266560), (80, 236572), (85, 222656), (98, 193120), (112, 168980), (119, 159040), (136, 139160), (140, 135184), (142, 133280), (160, 118286), (170, 111328), (196, 96560), (224, 84490), (238, 79520), (245, 77248), (272, 69580), (280, 67592), (284, 66640), (320, 59143), (340, 55664), (355, 53312), (392, 48280), (448, 42245), (476, 39760), (490, 38624), (497, 38080), (544, 34790), (560, 33796), (568, 33320), (595, 31808), (680, 27832), (710, 26656), (784, 24140), (833, 22720), (952, 19880), (980, 19312), (994, 19040), (1088, 17395), (1120, 16898), (1136, 16660), (1190, 15904), (1207, 15680), (1360, 13916), (1420, 13328), (1568, 12070), (1666, 11360), (1904, 9940), (1960, 9656), (1988, 9520), (2240, 8449), (2272, 8330), (2380, 7952), (2414, 7840), (2485, 7616), (2720, 6958), (2840, 6664), (3136, 6035), (3332, 5680), (3479, 5440), (3808, 4970), (3920, 4828), (3976, 4760), (4165, 4544)]