31288940

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{14621}}^1$

素因数の和:14737

約数の個数: 24

約数和(自身を含む): 66325392

約数和(自身を除く): 35036452

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 14621, 29242, 58484, 73105, 146210, 292420, 1564447, 3128894, 6257788, 7822235, 15644470, 31288940]

約数ペア:

[(1, 31288940), (2, 15644470), (4, 7822235), (5, 6257788), (10, 3128894), (20, 1564447), (107, 292420), (214, 146210), (428, 73105), (535, 58484), (1070, 29242), (2140, 14621)]