1967980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{14057}}^1$

素因数の和:14073

約数の個数: 24

約数和(自身を含む): 4723488

約数和(自身を除く): 2755508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 14057, 28114, 56228, 70285, 98399, 140570, 196798, 281140, 393596, 491995, 983990, 1967980]

約数ペア:

[(1, 1967980), (2, 983990), (4, 491995), (5, 393596), (7, 281140), (10, 196798), (14, 140570), (20, 98399), (28, 70285), (35, 56228), (70, 28114), (140, 14057)]