27866840

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4027}}^1$

素因数の和:4211

約数の個数: 32

約数和(自身を含む): 63078480

約数和(自身を除く): 35211640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 4027, 6920, 8054, 16108, 20135, 32216, 40270, 80540, 161080, 696671, 1393342, 2786684, 3483355, 5573368, 6966710, 13933420, 27866840]

約数ペア:

[(1, 27866840), (2, 13933420), (4, 6966710), (5, 5573368), (8, 3483355), (10, 2786684), (20, 1393342), (40, 696671), (173, 161080), (346, 80540), (692, 40270), (865, 32216), (1384, 20135), (1730, 16108), (3460, 8054), (4027, 6920)]