27919920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{16619}}^1$

素因数の和:16642

約数の個数: 80

約数和(自身を含む): 98922240

約数和(自身を除く): 71002320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 16619, 33238, 49857, 66476, 83095, 99714, 116333, 132952, 166190, 199428, 232666, 249285, 265904, 332380, 348999, 398856, 465332, 498570, 581665, 664760, 697998, 797712, 930664, 997140, 1163330, 1329520, 1395996, 1744995, 1861328, 1994280, 2326660, 2791992, 3489990, 3988560, 4653320, 5583984, 6979980, 9306640, 13959960, 27919920]

約数ペア:

[(1, 27919920), (2, 13959960), (3, 9306640), (4, 6979980), (5, 5583984), (6, 4653320), (7, 3988560), (8, 3489990), (10, 2791992), (12, 2326660), (14, 1994280), (15, 1861328), (16, 1744995), (20, 1395996), (21, 1329520), (24, 1163330), (28, 997140), (30, 930664), (35, 797712), (40, 697998), (42, 664760), (48, 581665), (56, 498570), (60, 465332), (70, 398856), (80, 348999), (84, 332380), (105, 265904), (112, 249285), (120, 232666), (140, 199428), (168, 166190), (210, 132952), (240, 116333), (280, 99714), (336, 83095), (420, 66476), (560, 49857), (840, 33238), (1680, 16619)]