71672980

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{15787}}^1$

素因数の和:16023

約数の個数: 24

約数和(自身を含む): 151185888

約数和(自身を除く): 79512908

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 15787, 31574, 63148, 78935, 157870, 315740, 3583649, 7167298, 14334596, 17918245, 35836490, 71672980]

約数ペア:

[(1, 71672980), (2, 35836490), (4, 17918245), (5, 14334596), (10, 7167298), (20, 3583649), (227, 315740), (454, 157870), (908, 78935), (1135, 63148), (2270, 31574), (4540, 15787)]