140247520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{125221}}^1$

素因数の和:125243

約数の個数: 48

約数和(自身を含む): 378671328

約数和(自身を除く): 238423808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 125221, 250442, 500884, 626105, 876547, 1001768, 1252210, 1753094, 2003536, 2504420, 3506188, 4007072, 4382735, 5008840, 7012376, 8765470, 10017680, 14024752, 17530940, 20035360, 28049504, 35061880, 70123760, 140247520]

約数ペア:

[(1, 140247520), (2, 70123760), (4, 35061880), (5, 28049504), (7, 20035360), (8, 17530940), (10, 14024752), (14, 10017680), (16, 8765470), (20, 7012376), (28, 5008840), (32, 4382735), (35, 4007072), (40, 3506188), (56, 2504420), (70, 2003536), (80, 1753094), (112, 1252210), (140, 1001768), (160, 876547), (224, 626105), (280, 500884), (560, 250442), (1120, 125221)]