42147980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{301057}}^1$

素因数の和:301073

約数の個数: 24

約数和(自身を含む): 101155488

約数和(自身を除く): 59007508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 301057, 602114, 1204228, 1505285, 2107399, 3010570, 4214798, 6021140, 8429596, 10536995, 21073990, 42147980]

約数ペア:

[(1, 42147980), (2, 21073990), (4, 10536995), (5, 8429596), (7, 6021140), (10, 4214798), (14, 3010570), (20, 2107399), (28, 1505285), (35, 1204228), (70, 602114), (140, 301057)]