30745724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 61236000

約数和(自身を除く): 30490276

約数列:

[1, 2, 4, 17, 19, 34, 38, 53, 68, 76, 106, 212, 323, 449, 646, 898, 901, 1007, 1292, 1796, 1802, 2014, 3604, 4028, 7633, 8531, 15266, 17062, 17119, 23797, 30532, 34124, 34238, 47594, 68476, 95188, 145027, 290054, 404549, 452143, 580108, 809098, 904286, 1618196, 1808572, 7686431, 15372862, 30745724]

約数ペア:

[(1, 30745724), (2, 15372862), (4, 7686431), (17, 1808572), (19, 1618196), (34, 904286), (38, 809098), (53, 580108), (68, 452143), (76, 404549), (106, 290054), (212, 145027), (323, 95188), (449, 68476), (646, 47594), (898, 34238), (901, 34124), (1007, 30532), (1292, 23797), (1796, 17119), (1802, 17062), (2014, 15266), (3604, 8531), (4028, 7633)]