20692000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{739}}^1$

素因数の和:771

約数の個数: 96

約数和(自身を含む): 58181760

約数和(自身を除く): 37489760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 700, 739, 800, 875, 1000, 1120, 1400, 1478, 1750, 2000, 2800, 2956, 3500, 3695, 4000, 5173, 5600, 5912, 7000, 7390, 10346, 11824, 14000, 14780, 18475, 20692, 23648, 25865, 28000, 29560, 36950, 41384, 51730, 59120, 73900, 82768, 92375, 103460, 118240, 129325, 147800, 165536, 184750, 206920, 258650, 295600, 369500, 413840, 517300, 591200, 646625, 739000, 827680, 1034600, 1293250, 1478000, 2069200, 2586500, 2956000, 4138400, 5173000, 10346000, 20692000]

約数ペア:

[(1, 20692000), (2, 10346000), (4, 5173000), (5, 4138400), (7, 2956000), (8, 2586500), (10, 2069200), (14, 1478000), (16, 1293250), (20, 1034600), (25, 827680), (28, 739000), (32, 646625), (35, 591200), (40, 517300), (50, 413840), (56, 369500), (70, 295600), (80, 258650), (100, 206920), (112, 184750), (125, 165536), (140, 147800), (160, 129325), (175, 118240), (200, 103460), (224, 92375), (250, 82768), (280, 73900), (350, 59120), (400, 51730), (500, 41384), (560, 36950), (700, 29560), (739, 28000), (800, 25865), (875, 23648), (1000, 20692), (1120, 18475), (1400, 14780), (1478, 14000), (1750, 11824), (2000, 10346), (2800, 7390), (2956, 7000), (3500, 5912), (3695, 5600), (4000, 5173)]