20121911240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26476199}}^1$

素因数の和:26476229

約数の個数: 32

約数和(自身を含む): 47657160000

約数和(自身を除く): 27535248760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26476199, 52952398, 105904796, 132380995, 211809592, 264761990, 503047781, 529523980, 1006095562, 1059047960, 2012191124, 2515238905, 4024382248, 5030477810, 10060955620, 20121911240]

約数ペア:

[(1, 20121911240), (2, 10060955620), (4, 5030477810), (5, 4024382248), (8, 2515238905), (10, 2012191124), (19, 1059047960), (20, 1006095562), (38, 529523980), (40, 503047781), (76, 264761990), (95, 211809592), (152, 132380995), (190, 105904796), (380, 52952398), (760, 26476199)]