28060760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{593}}^1$

素因数の和:637

約数の個数: 96

約数和(自身を含む): 78265440

約数和(自身を除く): 50204680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 169, 182, 260, 280, 338, 364, 455, 520, 593, 676, 728, 845, 910, 1183, 1186, 1352, 1690, 1820, 2366, 2372, 2965, 3380, 3640, 4151, 4732, 4744, 5915, 5930, 6760, 7709, 8302, 9464, 11830, 11860, 15418, 16604, 20755, 23660, 23720, 30836, 33208, 38545, 41510, 47320, 53963, 61672, 77090, 83020, 100217, 107926, 154180, 166040, 200434, 215852, 269815, 308360, 400868, 431704, 501085, 539630, 701519, 801736, 1002170, 1079260, 1403038, 2004340, 2158520, 2806076, 3507595, 4008680, 5612152, 7015190, 14030380, 28060760]

約数ペア:

[(1, 28060760), (2, 14030380), (4, 7015190), (5, 5612152), (7, 4008680), (8, 3507595), (10, 2806076), (13, 2158520), (14, 2004340), (20, 1403038), (26, 1079260), (28, 1002170), (35, 801736), (40, 701519), (52, 539630), (56, 501085), (65, 431704), (70, 400868), (91, 308360), (104, 269815), (130, 215852), (140, 200434), (169, 166040), (182, 154180), (260, 107926), (280, 100217), (338, 83020), (364, 77090), (455, 61672), (520, 53963), (593, 47320), (676, 41510), (728, 38545), (845, 33208), (910, 30836), (1183, 23720), (1186, 23660), (1352, 20755), (1690, 16604), (1820, 15418), (2366, 11860), (2372, 11830), (2965, 9464), (3380, 8302), (3640, 7709), (4151, 6760), (4732, 5930), (4744, 5915)]