30679980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{511333}}^1$

素因数の和:511345

約数の個数: 24

約数和(自身を含む): 85904112

約数和(自身を除く): 55224132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 511333, 1022666, 1533999, 2045332, 2556665, 3067998, 5113330, 6135996, 7669995, 10226660, 15339990, 30679980]

約数ペア:

[(1, 30679980), (2, 15339990), (3, 10226660), (4, 7669995), (5, 6135996), (6, 5113330), (10, 3067998), (12, 2556665), (15, 2045332), (20, 1533999), (30, 1022666), (60, 511333)]