127934840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{290761}}^1$

素因数の和:290783

約数の個数: 32

約数和(自身を含む): 314022960

約数和(自身を除く): 186088120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 290761, 581522, 1163044, 1453805, 2326088, 2907610, 3198371, 5815220, 6396742, 11630440, 12793484, 15991855, 25586968, 31983710, 63967420, 127934840]

約数ペア:

[(1, 127934840), (2, 63967420), (4, 31983710), (5, 25586968), (8, 15991855), (10, 12793484), (11, 11630440), (20, 6396742), (22, 5815220), (40, 3198371), (44, 2907610), (55, 2326088), (88, 1453805), (110, 1163044), (220, 581522), (440, 290761)]