127556840

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{29803}}^1$

素因数の和:29921

約数の個数: 32

約数和(自身を含む): 289694880

約数和(自身を除く): 162138040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 29803, 59606, 119212, 149015, 238424, 298030, 596060, 1192120, 3188921, 6377842, 12755684, 15944605, 25511368, 31889210, 63778420, 127556840]

約数ペア:

[(1, 127556840), (2, 63778420), (4, 31889210), (5, 25511368), (8, 15944605), (10, 12755684), (20, 6377842), (40, 3188921), (107, 1192120), (214, 596060), (428, 298030), (535, 238424), (856, 149015), (1070, 119212), (2140, 59606), (4280, 29803)]