308049140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2200351}}^1$

素因数の和:2200367

約数の個数: 24

約数和(自身を含む): 739318272

約数和(自身を除く): 431269132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2200351, 4400702, 8801404, 11001755, 15402457, 22003510, 30804914, 44007020, 61609828, 77012285, 154024570, 308049140]

約数ペア:

[(1, 308049140), (2, 154024570), (4, 77012285), (5, 61609828), (7, 44007020), (10, 30804914), (14, 22003510), (20, 15402457), (28, 11001755), (35, 8801404), (70, 4400702), (140, 2200351)]