90982020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{65929}}^1$

素因数の和:65964

約数の個数: 48

約数和(自身を含む): 265829760

約数和(自身を除く): 174847740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 65929, 131858, 197787, 263716, 329645, 395574, 659290, 791148, 988935, 1318580, 1516367, 1977870, 3032734, 3955740, 4549101, 6065468, 7581835, 9098202, 15163670, 18196404, 22745505, 30327340, 45491010, 90982020]

約数ペア:

[(1, 90982020), (2, 45491010), (3, 30327340), (4, 22745505), (5, 18196404), (6, 15163670), (10, 9098202), (12, 7581835), (15, 6065468), (20, 4549101), (23, 3955740), (30, 3032734), (46, 1977870), (60, 1516367), (69, 1318580), (92, 988935), (115, 791148), (138, 659290), (230, 395574), (276, 329645), (345, 263716), (460, 197787), (690, 131858), (1380, 65929)]