28797140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{46447}}^1$

素因数の和:46487

約数の個数: 24

約数和(自身を含む): 62426112

約数和(自身を除く): 33628972

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 46447, 92894, 185788, 232235, 464470, 928940, 1439857, 2879714, 5759428, 7199285, 14398570, 28797140]

約数ペア:

[(1, 28797140), (2, 14398570), (4, 7199285), (5, 5759428), (10, 2879714), (20, 1439857), (31, 928940), (62, 464470), (124, 232235), (155, 185788), (310, 92894), (620, 46447)]