26910040

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7559}}^1$

素因数の和:7659

約数の個数: 32

約数和(自身を含む): 61236000

約数和(自身を除く): 34325960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 7559, 15118, 30236, 37795, 60472, 75590, 151180, 302360, 672751, 1345502, 2691004, 3363755, 5382008, 6727510, 13455020, 26910040]

約数ペア:

[(1, 26910040), (2, 13455020), (4, 6727510), (5, 5382008), (8, 3363755), (10, 2691004), (20, 1345502), (40, 672751), (89, 302360), (178, 151180), (356, 75590), (445, 60472), (712, 37795), (890, 30236), (1780, 15118), (3560, 7559)]