15969040

素因数分解:

$2^4\times 5^1\times {\mathrm{433}}^1\times {\mathrm{461}}^1$

素因数の和:907

約数の個数: 40

約数和(自身を含む): 37294488

約数和(自身を除く): 21325448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 433, 461, 866, 922, 1732, 1844, 2165, 2305, 3464, 3688, 4330, 4610, 6928, 7376, 8660, 9220, 17320, 18440, 34640, 36880, 199613, 399226, 798452, 998065, 1596904, 1996130, 3193808, 3992260, 7984520, 15969040]

約数ペア:

[(1, 15969040), (2, 7984520), (4, 3992260), (5, 3193808), (8, 1996130), (10, 1596904), (16, 998065), (20, 798452), (40, 399226), (80, 199613), (433, 36880), (461, 34640), (866, 18440), (922, 17320), (1732, 9220), (1844, 8660), (2165, 7376), (2305, 6928), (3464, 4610), (3688, 4330)]