490042550

素因数分解:

$2^1\times 5^2\times {\mathrm{491}}^1\times {\mathrm{19961}}^1$

素因数の和:20464

約数の個数: 24

約数和(自身を含む): 913381272

約数和(自身を除く): 423338722

約数列:

[1, 2, 5, 10, 25, 50, 491, 982, 2455, 4910, 12275, 19961, 24550, 39922, 99805, 199610, 499025, 998050, 9800851, 19601702, 49004255, 98008510, 245021275, 490042550]

約数ペア:

[(1, 490042550), (2, 245021275), (5, 98008510), (10, 49004255), (25, 19601702), (50, 9800851), (491, 998050), (982, 499025), (2455, 199610), (4910, 99805), (12275, 39922), (19961, 24550)]