2017639880

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{187513}}^1$

素因数の和:187793

約数の個数: 32

約数和(自身を含む): 4556590200

約数和(自身を除く): 2538950320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 187513, 375026, 750052, 937565, 1500104, 1875130, 3750260, 7500520, 50440997, 100881994, 201763988, 252204985, 403527976, 504409970, 1008819940, 2017639880]

約数ペア:

[(1, 2017639880), (2, 1008819940), (4, 504409970), (5, 403527976), (8, 252204985), (10, 201763988), (20, 100881994), (40, 50440997), (269, 7500520), (538, 3750260), (1076, 1875130), (1345, 1500104), (2152, 937565), (2690, 750052), (5380, 375026), (10760, 187513)]