3191720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11399}}^1$

素因数の和:11417

約数の個数: 32

約数和(自身を含む): 8208000

約数和(自身を除く): 5016280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 11399, 22798, 45596, 56995, 79793, 91192, 113990, 159586, 227980, 319172, 398965, 455960, 638344, 797930, 1595860, 3191720]

約数ペア:

[(1, 3191720), (2, 1595860), (4, 797930), (5, 638344), (7, 455960), (8, 398965), (10, 319172), (14, 227980), (20, 159586), (28, 113990), (35, 91192), (40, 79793), (56, 56995), (70, 45596), (140, 22798), (280, 11399)]