20282570520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1\times {\mathrm{4691}}^1$

素因数の和:5105

約数の個数: 128

約数和(自身を含む): 61538019840

約数和(自身を除く): 41255449320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 263, 274, 411, 526, 548, 685, 789, 822, 1052, 1096, 1315, 1370, 1578, 1644, 2055, 2104, 2630, 2740, 3156, 3288, 3945, 4110, 4691, 5260, 5480, 6312, 7890, 8220, 9382, 10520, 14073, 15780, 16440, 18764, 23455, 28146, 31560, 36031, 37528, 46910, 56292, 70365, 72062, 93820, 108093, 112584, 140730, 144124, 180155, 187640, 216186, 281460, 288248, 360310, 432372, 540465, 562920, 642667, 720620, 864744, 1080930, 1233733, 1285334, 1441240, 1928001, 2161860, 2467466, 2570668, 3213335, 3701199, 3856002, 4323720, 4934932, 5141336, 6168665, 6426670, 7402398, 7712004, 9640005, 9869864, 12337330, 12853340, 14804796, 15424008, 18505995, 19280010, 24674660, 25706680, 29609592, 37011990, 38560020, 49349320, 74023980, 77120040, 148047960, 169021421, 338042842, 507064263, 676085684, 845107105, 1014128526, 1352171368, 1690214210, 2028257052, 2535321315, 3380428420, 4056514104, 5070642630, 6760856840, 10141285260, 20282570520]

約数ペア:

[(1, 20282570520), (2, 10141285260), (3, 6760856840), (4, 5070642630), (5, 4056514104), (6, 3380428420), (8, 2535321315), (10, 2028257052), (12, 1690214210), (15, 1352171368), (20, 1014128526), (24, 845107105), (30, 676085684), (40, 507064263), (60, 338042842), (120, 169021421), (137, 148047960), (263, 77120040), (274, 74023980), (411, 49349320), (526, 38560020), (548, 37011990), (685, 29609592), (789, 25706680), (822, 24674660), (1052, 19280010), (1096, 18505995), (1315, 15424008), (1370, 14804796), (1578, 12853340), (1644, 12337330), (2055, 9869864), (2104, 9640005), (2630, 7712004), (2740, 7402398), (3156, 6426670), (3288, 6168665), (3945, 5141336), (4110, 4934932), (4691, 4323720), (5260, 3856002), (5480, 3701199), (6312, 3213335), (7890, 2570668), (8220, 2467466), (9382, 2161860), (10520, 1928001), (14073, 1441240), (15780, 1285334), (16440, 1233733), (18764, 1080930), (23455, 864744), (28146, 720620), (31560, 642667), (36031, 562920), (37528, 540465), (46910, 432372), (56292, 360310), (70365, 288248), (72062, 281460), (93820, 216186), (108093, 187640), (112584, 180155), (140730, 144124)]