82971940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{96479}}^1$

素因数の和:96531

約数の個数: 24

約数和(自身を含む): 178295040

約数和(自身を除く): 95323100

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 96479, 192958, 385916, 482395, 964790, 1929580, 4148597, 8297194, 16594388, 20742985, 41485970, 82971940]

約数ペア:

[(1, 82971940), (2, 41485970), (4, 20742985), (5, 16594388), (10, 8297194), (20, 4148597), (43, 1929580), (86, 964790), (172, 482395), (215, 385916), (430, 192958), (860, 96479)]