187147660

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{27281}}^1$

素因数の和:27311

約数の個数: 48

約数和(自身を含む): 458337600

約数和(自身を除く): 271189940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 27281, 54562, 109124, 136405, 190967, 272810, 381934, 545620, 763868, 954835, 1336769, 1909670, 2673538, 3819340, 5347076, 6683845, 9357383, 13367690, 18714766, 26735380, 37429532, 46786915, 93573830, 187147660]

約数ペア:

[(1, 187147660), (2, 93573830), (4, 46786915), (5, 37429532), (7, 26735380), (10, 18714766), (14, 13367690), (20, 9357383), (28, 6683845), (35, 5347076), (49, 3819340), (70, 2673538), (98, 1909670), (140, 1336769), (196, 954835), (245, 763868), (343, 545620), (490, 381934), (686, 272810), (980, 190967), (1372, 136405), (1715, 109124), (3430, 54562), (6860, 27281)]