156660040

素因数分解:

$2^3\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{3469}}^1$

素因数の和:4609

約数の個数: 32

約数和(自身を含む): 352899000

約数和(自身を除く): 196238960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1129, 2258, 3469, 4516, 5645, 6938, 9032, 11290, 13876, 17345, 22580, 27752, 34690, 45160, 69380, 138760, 3916501, 7833002, 15666004, 19582505, 31332008, 39165010, 78330020, 156660040]

約数ペア:

[(1, 156660040), (2, 78330020), (4, 39165010), (5, 31332008), (8, 19582505), (10, 15666004), (20, 7833002), (40, 3916501), (1129, 138760), (2258, 69380), (3469, 45160), (4516, 34690), (5645, 27752), (6938, 22580), (9032, 17345), (11290, 13876)]