39888380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{284917}}^1$

素因数の和:284933

約数の個数: 24

約数和(自身を含む): 95732448

約数和(自身を除く): 55844068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 284917, 569834, 1139668, 1424585, 1994419, 2849170, 3988838, 5698340, 7977676, 9972095, 19944190, 39888380]

約数ペア:

[(1, 39888380), (2, 19944190), (4, 9972095), (5, 7977676), (7, 5698340), (10, 3988838), (14, 2849170), (20, 1994419), (28, 1424585), (35, 1139668), (70, 569834), (140, 284917)]