41891440

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1319}}^1$

素因数の和:1729

約数の個数: 40

約数和(自身を含む): 97716960

約数和(自身を除く): 55825520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1319, 1588, 1985, 2638, 3176, 3970, 5276, 6352, 6595, 7940, 10552, 13190, 15880, 21104, 26380, 31760, 52760, 105520, 523643, 1047286, 2094572, 2618215, 4189144, 5236430, 8378288, 10472860, 20945720, 41891440]

約数ペア:

[(1, 41891440), (2, 20945720), (4, 10472860), (5, 8378288), (8, 5236430), (10, 4189144), (16, 2618215), (20, 2094572), (40, 1047286), (80, 523643), (397, 105520), (794, 52760), (1319, 31760), (1588, 26380), (1985, 21104), (2638, 15880), (3176, 13190), (3970, 10552), (5276, 7940), (6352, 6595)]