8204560

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:70

約数の個数: 160

約数和(自身を含む): 24998400

約数和(自身を除く): 16793840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 49, 52, 56, 65, 70, 80, 91, 92, 98, 104, 112, 115, 130, 140, 161, 182, 184, 196, 208, 230, 245, 260, 280, 299, 322, 343, 364, 368, 392, 455, 460, 490, 520, 560, 598, 637, 644, 686, 728, 784, 805, 910, 920, 980, 1040, 1127, 1196, 1274, 1288, 1372, 1456, 1495, 1610, 1715, 1820, 1840, 1960, 2093, 2254, 2392, 2548, 2576, 2744, 2990, 3185, 3220, 3430, 3640, 3920, 4186, 4459, 4508, 4784, 5096, 5488, 5635, 5980, 6370, 6440, 6860, 7280, 7889, 8372, 8918, 9016, 10192, 10465, 11270, 11960, 12740, 12880, 13720, 14651, 15778, 16744, 17836, 18032, 20930, 22295, 22540, 23920, 25480, 27440, 29302, 31556, 33488, 35672, 39445, 41860, 44590, 45080, 50960, 58604, 63112, 71344, 73255, 78890, 83720, 89180, 90160, 102557, 117208, 126224, 146510, 157780, 167440, 178360, 205114, 234416, 293020, 315560, 356720, 410228, 512785, 586040, 631120, 820456, 1025570, 1172080, 1640912, 2051140, 4102280, 8204560]

約数ペア:

[(1, 8204560), (2, 4102280), (4, 2051140), (5, 1640912), (7, 1172080), (8, 1025570), (10, 820456), (13, 631120), (14, 586040), (16, 512785), (20, 410228), (23, 356720), (26, 315560), (28, 293020), (35, 234416), (40, 205114), (46, 178360), (49, 167440), (52, 157780), (56, 146510), (65, 126224), (70, 117208), (80, 102557), (91, 90160), (92, 89180), (98, 83720), (104, 78890), (112, 73255), (115, 71344), (130, 63112), (140, 58604), (161, 50960), (182, 45080), (184, 44590), (196, 41860), (208, 39445), (230, 35672), (245, 33488), (260, 31556), (280, 29302), (299, 27440), (322, 25480), (343, 23920), (364, 22540), (368, 22295), (392, 20930), (455, 18032), (460, 17836), (490, 16744), (520, 15778), (560, 14651), (598, 13720), (637, 12880), (644, 12740), (686, 11960), (728, 11270), (784, 10465), (805, 10192), (910, 9016), (920, 8918), (980, 8372), (1040, 7889), (1127, 7280), (1196, 6860), (1274, 6440), (1288, 6370), (1372, 5980), (1456, 5635), (1495, 5488), (1610, 5096), (1715, 4784), (1820, 4508), (1840, 4459), (1960, 4186), (2093, 3920), (2254, 3640), (2392, 3430), (2548, 3220), (2576, 3185), (2744, 2990)]