12306280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43951}}^1$

素因数の和:43969

約数の個数: 32

約数和(自身を含む): 31645440

約数和(自身を除く): 19339160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 43951, 87902, 175804, 219755, 307657, 351608, 439510, 615314, 879020, 1230628, 1538285, 1758040, 2461256, 3076570, 6153140, 12306280]

約数ペア:

[(1, 12306280), (2, 6153140), (4, 3076570), (5, 2461256), (7, 1758040), (8, 1538285), (10, 1230628), (14, 879020), (20, 615314), (28, 439510), (35, 351608), (40, 307657), (56, 219755), (70, 175804), (140, 87902), (280, 43951)]