8276780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 19111680

約数和(自身を除く): 10834900

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 947, 1748, 1894, 2185, 3788, 4370, 4735, 8740, 9470, 17993, 18940, 21781, 35986, 43562, 71972, 87124, 89965, 108905, 179930, 217810, 359860, 413839, 435620, 827678, 1655356, 2069195, 4138390, 8276780]

約数ペア:

[(1, 8276780), (2, 4138390), (4, 2069195), (5, 1655356), (10, 827678), (19, 435620), (20, 413839), (23, 359860), (38, 217810), (46, 179930), (76, 108905), (92, 89965), (95, 87124), (115, 71972), (190, 43562), (230, 35986), (380, 21781), (437, 18940), (460, 17993), (874, 9470), (947, 8740), (1748, 4735), (1894, 4370), (2185, 3788)]