30485640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{254047}}^1$

素因数の和:254061

約数の個数: 32

約数和(自身を含む): 91457280

約数和(自身を除く): 60971640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 254047, 508094, 762141, 1016188, 1270235, 1524282, 2032376, 2540470, 3048564, 3810705, 5080940, 6097128, 7621410, 10161880, 15242820, 30485640]

約数ペア:

[(1, 30485640), (2, 15242820), (3, 10161880), (4, 7621410), (5, 6097128), (6, 5080940), (8, 3810705), (10, 3048564), (12, 2540470), (15, 2032376), (20, 1524282), (24, 1270235), (30, 1016188), (40, 762141), (60, 508094), (120, 254047)]