2480996840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{8860703}}^1$

素因数の和:8860721

約数の個数: 32

約数和(自身を含む): 6379706880

約数和(自身を除く): 3898710040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 8860703, 17721406, 35442812, 44303515, 62024921, 70885624, 88607030, 124049842, 177214060, 248099684, 310124605, 354428120, 496199368, 620249210, 1240498420, 2480996840]

約数ペア:

[(1, 2480996840), (2, 1240498420), (4, 620249210), (5, 496199368), (7, 354428120), (8, 310124605), (10, 248099684), (14, 177214060), (20, 124049842), (28, 88607030), (35, 70885624), (40, 62024921), (56, 44303515), (70, 35442812), (140, 17721406), (280, 8860703)]