27286840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97453}}^1$

素因数の和:97471

約数の個数: 32

約数和(自身を含む): 70166880

約数和(自身を除く): 42880040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 97453, 194906, 389812, 487265, 682171, 779624, 974530, 1364342, 1949060, 2728684, 3410855, 3898120, 5457368, 6821710, 13643420, 27286840]

約数ペア:

[(1, 27286840), (2, 13643420), (4, 6821710), (5, 5457368), (7, 3898120), (8, 3410855), (10, 2728684), (14, 1949060), (20, 1364342), (28, 974530), (35, 779624), (40, 682171), (56, 487265), (70, 389812), (140, 194906), (280, 97453)]