15697059940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1237}}^1\times {\mathrm{7129}}^1$

素因数の和:8464

約数の個数: 48

約数和(自身を含む): 33365833200

約数和(自身を除く): 17668773260

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1237, 1780, 2474, 4948, 6185, 7129, 12370, 14258, 24740, 28516, 35645, 71290, 110093, 142580, 220186, 440372, 550465, 634481, 1100930, 1268962, 2201860, 2537924, 3172405, 6344810, 8818573, 12689620, 17637146, 35274292, 44092865, 88185730, 176371460, 784852997, 1569705994, 3139411988, 3924264985, 7848529970, 15697059940]

約数ペア:

[(1, 15697059940), (2, 7848529970), (4, 3924264985), (5, 3139411988), (10, 1569705994), (20, 784852997), (89, 176371460), (178, 88185730), (356, 44092865), (445, 35274292), (890, 17637146), (1237, 12689620), (1780, 8818573), (2474, 6344810), (4948, 3172405), (6185, 2537924), (7129, 2201860), (12370, 1268962), (14258, 1100930), (24740, 634481), (28516, 550465), (35645, 440372), (71290, 220186), (110093, 142580)]