154400540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1102861}}^1$

素因数の和:1102877

約数の個数: 24

約数和(自身を含む): 370561632

約数和(自身を除く): 216161092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1102861, 2205722, 4411444, 5514305, 7720027, 11028610, 15440054, 22057220, 30880108, 38600135, 77200270, 154400540]

約数ペア:

[(1, 154400540), (2, 77200270), (4, 38600135), (5, 30880108), (7, 22057220), (10, 15440054), (14, 11028610), (20, 7720027), (28, 5514305), (35, 4411444), (70, 2205722), (140, 1102861)]