4020142

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 7280640

約数和(自身を除く): 3260498

約数列:

[1, 2, 7, 14, 31, 59, 62, 118, 157, 217, 314, 413, 434, 826, 1099, 1829, 2198, 3658, 4867, 9263, 9734, 12803, 18526, 25606, 34069, 64841, 68138, 129682, 287153, 574306, 2010071, 4020142]

約数ペア:

[(1, 4020142), (2, 2010071), (7, 574306), (14, 287153), (31, 129682), (59, 68138), (62, 64841), (118, 34069), (157, 25606), (217, 18526), (314, 12803), (413, 9734), (434, 9263), (826, 4867), (1099, 3658), (1829, 2198)]