19853600480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{1129}}^1\times {\mathrm{2243}}^1$

素因数の和:3401

約数の個数: 144

約数和(自身を含む): 54634623120

約数和(自身を除く): 34781022640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1129, 1568, 1960, 2243, 2258, 3920, 4486, 4516, 5645, 7840, 7903, 8972, 9032, 11215, 11290, 15701, 15806, 17944, 18064, 22430, 22580, 31402, 31612, 35888, 36128, 39515, 44860, 45160, 55321, 62804, 63224, 71776, 78505, 79030, 89720, 90320, 109907, 110642, 125608, 126448, 157010, 158060, 179440, 180640, 219814, 221284, 251216, 252896, 276605, 314020, 316120, 358880, 439628, 442568, 502432, 549535, 553210, 628040, 632240, 879256, 885136, 1099070, 1106420, 1256080, 1264480, 1758512, 1770272, 2198140, 2212840, 2512160, 2532347, 3517024, 4396280, 4425680, 5064694, 8792560, 8851360, 10129388, 12661735, 17585120, 17726429, 20258776, 25323470, 35452858, 40517552, 50646940, 70905716, 81035104, 88632145, 101293880, 124085003, 141811432, 177264290, 202587760, 248170006, 283622864, 354528580, 405175520, 496340012, 567245728, 620425015, 709057160, 992680024, 1240850030, 1418114320, 1985360048, 2481700060, 2836228640, 3970720096, 4963400120, 9926800240, 19853600480]

約数ペア:

[(1, 19853600480), (2, 9926800240), (4, 4963400120), (5, 3970720096), (7, 2836228640), (8, 2481700060), (10, 1985360048), (14, 1418114320), (16, 1240850030), (20, 992680024), (28, 709057160), (32, 620425015), (35, 567245728), (40, 496340012), (49, 405175520), (56, 354528580), (70, 283622864), (80, 248170006), (98, 202587760), (112, 177264290), (140, 141811432), (160, 124085003), (196, 101293880), (224, 88632145), (245, 81035104), (280, 70905716), (392, 50646940), (490, 40517552), (560, 35452858), (784, 25323470), (980, 20258776), (1120, 17726429), (1129, 17585120), (1568, 12661735), (1960, 10129388), (2243, 8851360), (2258, 8792560), (3920, 5064694), (4486, 4425680), (4516, 4396280), (5645, 3517024), (7840, 2532347), (7903, 2512160), (8972, 2212840), (9032, 2198140), (11215, 1770272), (11290, 1758512), (15701, 1264480), (15806, 1256080), (17944, 1106420), (18064, 1099070), (22430, 885136), (22580, 879256), (31402, 632240), (31612, 628040), (35888, 553210), (36128, 549535), (39515, 502432), (44860, 442568), (45160, 439628), (55321, 358880), (62804, 316120), (63224, 314020), (71776, 276605), (78505, 252896), (79030, 251216), (89720, 221284), (90320, 219814), (109907, 180640), (110642, 179440), (125608, 158060), (126448, 157010)]