30540530

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 56160000

約数和(自身を除く): 25619470

約数列:

[1, 2, 5, 10, 103, 149, 199, 206, 298, 398, 515, 745, 995, 1030, 1490, 1990, 15347, 20497, 29651, 30694, 40994, 59302, 76735, 102485, 148255, 153470, 204970, 296510, 3054053, 6108106, 15270265, 30540530]

約数ペア:

[(1, 30540530), (2, 15270265), (5, 6108106), (10, 3054053), (103, 296510), (149, 204970), (199, 153470), (206, 148255), (298, 102485), (398, 76735), (515, 59302), (745, 40994), (995, 30694), (1030, 29651), (1490, 20497), (1990, 15347)]