8727040

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{487}}^1$

素因数の和:517

約数の個数: 80

約数和(自身を含む): 23962752

約数和(自身を除く): 15235712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 487, 512, 560, 640, 896, 974, 1120, 1280, 1792, 1948, 2240, 2435, 2560, 3409, 3584, 3896, 4480, 4870, 6818, 7792, 8960, 9740, 13636, 15584, 17045, 17920, 19480, 27272, 31168, 34090, 38960, 54544, 62336, 68180, 77920, 109088, 124672, 136360, 155840, 218176, 249344, 272720, 311680, 436352, 545440, 623360, 872704, 1090880, 1246720, 1745408, 2181760, 4363520, 8727040]

約数ペア:

[(1, 8727040), (2, 4363520), (4, 2181760), (5, 1745408), (7, 1246720), (8, 1090880), (10, 872704), (14, 623360), (16, 545440), (20, 436352), (28, 311680), (32, 272720), (35, 249344), (40, 218176), (56, 155840), (64, 136360), (70, 124672), (80, 109088), (112, 77920), (128, 68180), (140, 62336), (160, 54544), (224, 38960), (256, 34090), (280, 31168), (320, 27272), (448, 19480), (487, 17920), (512, 17045), (560, 15584), (640, 13636), (896, 9740), (974, 8960), (1120, 7792), (1280, 6818), (1792, 4870), (1948, 4480), (2240, 3896), (2435, 3584), (2560, 3409)]