1554112840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5550403}}^1$

素因数の和:5550421

約数の個数: 32

約数和(自身を含む): 3996290880

約数和(自身を除く): 2442178040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5550403, 11100806, 22201612, 27752015, 38852821, 44403224, 55504030, 77705642, 111008060, 155411284, 194264105, 222016120, 310822568, 388528210, 777056420, 1554112840]

約数ペア:

[(1, 1554112840), (2, 777056420), (4, 388528210), (5, 310822568), (7, 222016120), (8, 194264105), (10, 155411284), (14, 111008060), (20, 77705642), (28, 55504030), (35, 44403224), (40, 38852821), (56, 27752015), (70, 22201612), (140, 11100806), (280, 5550403)]