8740940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33619}}^1$

素因数の和:33641

約数の個数: 24

約数和(自身を含む): 19768560

約数和(自身を除く): 11027620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 33619, 67238, 134476, 168095, 336190, 437047, 672380, 874094, 1748188, 2185235, 4370470, 8740940]

約数ペア:

[(1, 8740940), (2, 4370470), (4, 2185235), (5, 1748188), (10, 874094), (13, 672380), (20, 437047), (26, 336190), (52, 168095), (65, 134476), (130, 67238), (260, 33619)]