30884620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{118787}}^1$

素因数の和:118809

約数の個数: 24

約数和(自身を含む): 69847344

約数和(自身を除く): 38962724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 118787, 237574, 475148, 593935, 1187870, 1544231, 2375740, 3088462, 6176924, 7721155, 15442310, 30884620]

約数ペア:

[(1, 30884620), (2, 15442310), (4, 7721155), (5, 6176924), (10, 3088462), (13, 2375740), (20, 1544231), (26, 1187870), (52, 593935), (65, 475148), (130, 237574), (260, 118787)]