1090880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{487}}^1$

素因数の和:511

約数の個数: 56

約数和(自身を含む): 2974848

約数和(自身を除く): 1883968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 487, 560, 974, 1120, 1948, 2240, 2435, 3409, 3896, 4870, 6818, 7792, 9740, 13636, 15584, 17045, 19480, 27272, 31168, 34090, 38960, 54544, 68180, 77920, 109088, 136360, 155840, 218176, 272720, 545440, 1090880]

約数ペア:

[(1, 1090880), (2, 545440), (4, 272720), (5, 218176), (7, 155840), (8, 136360), (10, 109088), (14, 77920), (16, 68180), (20, 54544), (28, 38960), (32, 34090), (35, 31168), (40, 27272), (56, 19480), (64, 17045), (70, 15584), (80, 13636), (112, 9740), (140, 7792), (160, 6818), (224, 4870), (280, 3896), (320, 3409), (448, 2435), (487, 2240), (560, 1948), (974, 1120)]