640849714

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{3631}}^1$

素因数の和:3858

約数の個数: 32

約数和(自身を含む): 1059091200

約数和(自身を除く): 418241486

約数列:

[1, 2, 17, 29, 34, 58, 179, 358, 493, 986, 3043, 3631, 5191, 6086, 7262, 10382, 61727, 88247, 105299, 123454, 176494, 210598, 649949, 1299898, 1790083, 3580166, 11049133, 18848521, 22098266, 37697042, 320424857, 640849714]

約数ペア:

[(1, 640849714), (2, 320424857), (17, 37697042), (29, 22098266), (34, 18848521), (58, 11049133), (179, 3580166), (358, 1790083), (493, 1299898), (986, 649949), (3043, 210598), (3631, 176494), (5191, 123454), (6086, 105299), (7262, 88247), (10382, 61727)]