12895920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17911}}^1$

素因数の和:17930

約数の個数: 60

約数和(自身を含む): 43311216

約数和(自身を除く): 30415296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 17911, 35822, 53733, 71644, 89555, 107466, 143288, 161199, 179110, 214932, 268665, 286576, 322398, 358220, 429864, 537330, 644796, 716440, 805995, 859728, 1074660, 1289592, 1432880, 1611990, 2149320, 2579184, 3223980, 4298640, 6447960, 12895920]

約数ペア:

[(1, 12895920), (2, 6447960), (3, 4298640), (4, 3223980), (5, 2579184), (6, 2149320), (8, 1611990), (9, 1432880), (10, 1289592), (12, 1074660), (15, 859728), (16, 805995), (18, 716440), (20, 644796), (24, 537330), (30, 429864), (36, 358220), (40, 322398), (45, 286576), (48, 268665), (60, 214932), (72, 179110), (80, 161199), (90, 143288), (120, 107466), (144, 89555), (180, 71644), (240, 53733), (360, 35822), (720, 17911)]