89397860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103951}}^1$

素因数の和:104003

約数の個数: 24

約数和(自身を含む): 192103296

約数和(自身を除く): 102705436

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 103951, 207902, 415804, 519755, 1039510, 2079020, 4469893, 8939786, 17879572, 22349465, 44698930, 89397860]

約数ペア:

[(1, 89397860), (2, 44698930), (4, 22349465), (5, 17879572), (10, 8939786), (20, 4469893), (43, 2079020), (86, 1039510), (172, 519755), (215, 415804), (430, 207902), (860, 103951)]