2390485.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{420731}}^1$

素因数の和:420742

約数の個数: 16

約数和(自身を含む): 37865880

約数和(自身を除く): 21036640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 420731, 841462, 1682924, 2103655, 3365848, 4207310, 8414620, 16829240]

約数ペア:

[(1, 16829240), (2, 8414620), (4, 4207310), (5, 3365848), (8, 2103655), (10, 1682924), (20, 841462), (40, 420731)]