492090020

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{50111}}^1$

素因数の和:50611

約数の個数: 24

約数和(自身を含む): 1035514368

約数和(自身を除く): 543424348

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 9820, 50111, 100222, 200444, 250555, 501110, 1002220, 24604501, 49209002, 98418004, 123022505, 246045010, 492090020]

約数ペア:

[(1, 492090020), (2, 246045010), (4, 123022505), (5, 98418004), (10, 49209002), (20, 24604501), (491, 1002220), (982, 501110), (1964, 250555), (2455, 200444), (4910, 100222), (9820, 50111)]