43425620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{991}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 104659968

約数和(自身を除く): 61234348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 313, 626, 991, 1252, 1565, 1982, 2191, 3130, 3964, 4382, 4955, 6260, 6937, 8764, 9910, 10955, 13874, 19820, 21910, 27748, 34685, 43820, 69370, 138740, 310183, 620366, 1240732, 1550915, 2171281, 3101830, 4342562, 6203660, 8685124, 10856405, 21712810, 43425620]

約数ペア:

[(1, 43425620), (2, 21712810), (4, 10856405), (5, 8685124), (7, 6203660), (10, 4342562), (14, 3101830), (20, 2171281), (28, 1550915), (35, 1240732), (70, 620366), (140, 310183), (313, 138740), (626, 69370), (991, 43820), (1252, 34685), (1565, 27748), (1982, 21910), (2191, 19820), (3130, 13874), (3964, 10955), (4382, 9910), (4955, 8764), (6260, 6937)]