40553660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{289669}}^1$

素因数の和:289685

約数の個数: 24

約数和(自身を含む): 97329120

約数和(自身を除く): 56775460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 289669, 579338, 1158676, 1448345, 2027683, 2896690, 4055366, 5793380, 8110732, 10138415, 20276830, 40553660]

約数ペア:

[(1, 40553660), (2, 20276830), (4, 10138415), (5, 8110732), (7, 5793380), (10, 4055366), (14, 2896690), (20, 2027683), (28, 1448345), (35, 1158676), (70, 579338), (140, 289669)]