28444990

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{8293}}^1$

素因数の和:8321

約数の個数: 32

約数和(自身を含む): 59716800

約数和(自身を除く): 31271810

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 8293, 16586, 41465, 58051, 82930, 116102, 290255, 406357, 580510, 812714, 2031785, 2844499, 4063570, 5688998, 14222495, 28444990]

約数ペア:

[(1, 28444990), (2, 14222495), (5, 5688998), (7, 4063570), (10, 2844499), (14, 2031785), (35, 812714), (49, 580510), (70, 406357), (98, 290255), (245, 116102), (343, 82930), (490, 58051), (686, 41465), (1715, 16586), (3430, 8293)]