133112840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{475403}}^1$

素因数の和:475421

約数の個数: 32

約数和(自身を含む): 342290880

約数和(自身を除く): 209178040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 475403, 950806, 1901612, 2377015, 3327821, 3803224, 4754030, 6655642, 9508060, 13311284, 16639105, 19016120, 26622568, 33278210, 66556420, 133112840]

約数ペア:

[(1, 133112840), (2, 66556420), (4, 33278210), (5, 26622568), (7, 19016120), (8, 16639105), (10, 13311284), (14, 9508060), (20, 6655642), (28, 4754030), (35, 3803224), (40, 3327821), (56, 2377015), (70, 1901612), (140, 950806), (280, 475403)]