126155960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{450557}}^1$

素因数の和:450575

約数の個数: 32

約数和(自身を含む): 324401760

約数和(自身を除く): 198245800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 450557, 901114, 1802228, 2252785, 3153899, 3604456, 4505570, 6307798, 9011140, 12615596, 15769495, 18022280, 25231192, 31538990, 63077980, 126155960]

約数ペア:

[(1, 126155960), (2, 63077980), (4, 31538990), (5, 25231192), (7, 18022280), (8, 15769495), (10, 12615596), (14, 9011140), (20, 6307798), (28, 4505570), (35, 3604456), (40, 3153899), (56, 2252785), (70, 1802228), (140, 901114), (280, 450557)]