520016080

素因数分解:

$2^4\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{6379}}^1$

素因数の和:7411

約数の個数: 40

約数和(自身を含む): 1210413600

約数和(自身を除く): 690397520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1019, 2038, 4076, 5095, 6379, 8152, 10190, 12758, 16304, 20380, 25516, 31895, 40760, 51032, 63790, 81520, 102064, 127580, 255160, 510320, 6500201, 13000402, 26000804, 32501005, 52001608, 65002010, 104003216, 130004020, 260008040, 520016080]

約数ペア:

[(1, 520016080), (2, 260008040), (4, 130004020), (5, 104003216), (8, 65002010), (10, 52001608), (16, 32501005), (20, 26000804), (40, 13000402), (80, 6500201), (1019, 510320), (2038, 255160), (4076, 127580), (5095, 102064), (6379, 81520), (8152, 63790), (10190, 51032), (12758, 40760), (16304, 31895), (20380, 25516)]