28458010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21397}}^1$

素因数の和:21430

約数の個数: 32

約数和(自身を含む): 61626240

約数和(自身を除く): 33168230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21397, 42794, 106985, 149779, 213970, 299558, 406543, 748895, 813086, 1497790, 2032715, 2845801, 4065430, 5691602, 14229005, 28458010]

約数ペア:

[(1, 28458010), (2, 14229005), (5, 5691602), (7, 4065430), (10, 2845801), (14, 2032715), (19, 1497790), (35, 813086), (38, 748895), (70, 406543), (95, 299558), (133, 213970), (190, 149779), (266, 106985), (665, 42794), (1330, 21397)]