207948020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{13627}}^1$

素因数の和:13752

約数の個数: 48

約数和(自身を含む): 503690880

約数和(自身を除く): 295742860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 13627, 15260, 27254, 54508, 68135, 95389, 136270, 190778, 272540, 381556, 476945, 953890, 1485343, 1907780, 2970686, 5941372, 7426715, 10397401, 14853430, 20794802, 29706860, 41589604, 51987005, 103974010, 207948020]

約数ペア:

[(1, 207948020), (2, 103974010), (4, 51987005), (5, 41589604), (7, 29706860), (10, 20794802), (14, 14853430), (20, 10397401), (28, 7426715), (35, 5941372), (70, 2970686), (109, 1907780), (140, 1485343), (218, 953890), (436, 476945), (545, 381556), (763, 272540), (1090, 190778), (1526, 136270), (2180, 95389), (3052, 68135), (3815, 54508), (7630, 27254), (13627, 15260)]