28847210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4001}}^1$

素因数の和:4118

約数の個数: 32

約数和(自身を含む): 59933952

約数和(自身を除く): 31086742

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 3605, 4001, 7210, 8002, 20005, 28007, 40010, 56014, 140035, 280070, 412103, 824206, 2060515, 2884721, 4121030, 5769442, 14423605, 28847210]

約数ペア:

[(1, 28847210), (2, 14423605), (5, 5769442), (7, 4121030), (10, 2884721), (14, 2060515), (35, 824206), (70, 412103), (103, 280070), (206, 140035), (515, 56014), (721, 40010), (1030, 28007), (1442, 20005), (3605, 8002), (4001, 7210)]