307343120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{548827}}^1$

素因数の和:548847

約数の個数: 40

約数和(自身を含む): 816656064

約数和(自身を除く): 509312944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 548827, 1097654, 2195308, 2744135, 3841789, 4390616, 5488270, 7683578, 8781232, 10976540, 15367156, 19208945, 21953080, 30734312, 38417890, 43906160, 61468624, 76835780, 153671560, 307343120]

約数ペア:

[(1, 307343120), (2, 153671560), (4, 76835780), (5, 61468624), (7, 43906160), (8, 38417890), (10, 30734312), (14, 21953080), (16, 19208945), (20, 15367156), (28, 10976540), (35, 8781232), (40, 7683578), (56, 5488270), (70, 4390616), (80, 3841789), (112, 2744135), (140, 2195308), (280, 1097654), (560, 548827)]