2904860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20749}}^1$

素因数の和:20765

約数の個数: 24

約数和(自身を含む): 6972000

約数和(自身を除く): 4067140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20749, 41498, 82996, 103745, 145243, 207490, 290486, 414980, 580972, 726215, 1452430, 2904860]

約数ペア:

[(1, 2904860), (2, 1452430), (4, 726215), (5, 580972), (7, 414980), (10, 290486), (14, 207490), (20, 145243), (28, 103745), (35, 82996), (70, 41498), (140, 20749)]