486528820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{5591}}^1$

素因数の和:5848

約数の個数: 48

約数和(自身を含む): 1080374400

約数和(自身を除く): 593845580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 229, 380, 458, 916, 1145, 2290, 4351, 4580, 5591, 8702, 11182, 17404, 21755, 22364, 27955, 43510, 55910, 87020, 106229, 111820, 212458, 424916, 531145, 1062290, 1280339, 2124580, 2560678, 5121356, 6401695, 12803390, 24326441, 25606780, 48652882, 97305764, 121632205, 243264410, 486528820]

約数ペア:

[(1, 486528820), (2, 243264410), (4, 121632205), (5, 97305764), (10, 48652882), (19, 25606780), (20, 24326441), (38, 12803390), (76, 6401695), (95, 5121356), (190, 2560678), (229, 2124580), (380, 1280339), (458, 1062290), (916, 531145), (1145, 424916), (2290, 212458), (4351, 111820), (4580, 106229), (5591, 87020), (8702, 55910), (11182, 43510), (17404, 27955), (21755, 22364)]