73902040

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{20759}}^1$

素因数の和:20859

約数の個数: 32

約数和(自身を含む): 168156000

約数和(自身を除く): 94253960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 20759, 41518, 83036, 103795, 166072, 207590, 415180, 830360, 1847551, 3695102, 7390204, 9237755, 14780408, 18475510, 36951020, 73902040]

約数ペア:

[(1, 73902040), (2, 36951020), (4, 18475510), (5, 14780408), (8, 9237755), (10, 7390204), (20, 3695102), (40, 1847551), (89, 830360), (178, 415180), (356, 207590), (445, 166072), (712, 103795), (890, 83036), (1780, 41518), (3560, 20759)]