3127880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11171}}^1$

素因数の和:11189

約数の個数: 32

約数和(自身を含む): 8043840

約数和(自身を除く): 4915960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 11171, 22342, 44684, 55855, 78197, 89368, 111710, 156394, 223420, 312788, 390985, 446840, 625576, 781970, 1563940, 3127880]

約数ペア:

[(1, 3127880), (2, 1563940), (4, 781970), (5, 625576), (7, 446840), (8, 390985), (10, 312788), (14, 223420), (20, 156394), (28, 111710), (35, 89368), (40, 78197), (56, 55855), (70, 44684), (140, 22342), (280, 11171)]