804935920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{233993}}^1$

素因数の和:234049

約数の個数: 40

約数和(自身を含む): 1915006896

約数和(自身を除く): 1110070976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 233993, 467986, 935972, 1169965, 1871944, 2339930, 3743888, 4679860, 9359720, 10061699, 18719440, 20123398, 40246796, 50308495, 80493592, 100616990, 160987184, 201233980, 402467960, 804935920]

約数ペア:

[(1, 804935920), (2, 402467960), (4, 201233980), (5, 160987184), (8, 100616990), (10, 80493592), (16, 50308495), (20, 40246796), (40, 20123398), (43, 18719440), (80, 10061699), (86, 9359720), (172, 4679860), (215, 3743888), (344, 2339930), (430, 1871944), (688, 1169965), (860, 935972), (1720, 467986), (3440, 233993)]