69232520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{247259}}^1$

素因数の和:247277

約数の個数: 32

約数和(自身を含む): 178027200

約数和(自身を除く): 108794680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 247259, 494518, 989036, 1236295, 1730813, 1978072, 2472590, 3461626, 4945180, 6923252, 8654065, 9890360, 13846504, 17308130, 34616260, 69232520]

約数ペア:

[(1, 69232520), (2, 34616260), (4, 17308130), (5, 13846504), (7, 9890360), (8, 8654065), (10, 6923252), (14, 4945180), (20, 3461626), (28, 2472590), (35, 1978072), (40, 1730813), (56, 1236295), (70, 989036), (140, 494518), (280, 247259)]