277730260

素因数分解:

$2^2\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{6673}}^1$

素因数の和:8763

約数の個数: 24

約数和(自身を含む): 583601256

約数和(自身を除く): 305870996

約数列:

[1, 2, 4, 5, 10, 20, 2081, 4162, 6673, 8324, 10405, 13346, 20810, 26692, 33365, 41620, 66730, 133460, 13886513, 27773026, 55546052, 69432565, 138865130, 277730260]

約数ペア:

[(1, 277730260), (2, 138865130), (4, 69432565), (5, 55546052), (10, 27773026), (20, 13886513), (2081, 133460), (4162, 66730), (6673, 41620), (8324, 33365), (10405, 26692), (13346, 20810)]