41272840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:902

約数の個数: 64

約数和(自身を含む): 106767360

約数和(自身を除く): 65494520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 223, 280, 446, 661, 892, 1115, 1322, 1561, 1784, 2230, 2644, 3122, 3305, 4460, 4627, 5288, 6244, 6610, 7805, 8920, 9254, 12488, 13220, 15610, 18508, 23135, 26440, 31220, 37016, 46270, 62440, 92540, 147403, 185080, 294806, 589612, 737015, 1031821, 1179224, 1474030, 2063642, 2948060, 4127284, 5159105, 5896120, 8254568, 10318210, 20636420, 41272840]

約数ペア:

[(1, 41272840), (2, 20636420), (4, 10318210), (5, 8254568), (7, 5896120), (8, 5159105), (10, 4127284), (14, 2948060), (20, 2063642), (28, 1474030), (35, 1179224), (40, 1031821), (56, 737015), (70, 589612), (140, 294806), (223, 185080), (280, 147403), (446, 92540), (661, 62440), (892, 46270), (1115, 37016), (1322, 31220), (1561, 26440), (1784, 23135), (2230, 18508), (2644, 15610), (3122, 13220), (3305, 12488), (4460, 9254), (4627, 8920), (5288, 7805), (6244, 6610)]