28790470

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{39439}}^1$

素因数の和:39519

約数の個数: 16

約数和(自身を含む): 52534080

約数和(自身を除く): 23743610

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 39439, 78878, 197195, 394390, 2879047, 5758094, 14395235, 28790470]

約数ペア:

[(1, 28790470), (2, 14395235), (5, 5758094), (10, 2879047), (73, 394390), (146, 197195), (365, 78878), (730, 39439)]