1640738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 32

約数和(自身を含む): 2939328

約数和(自身を除く): 1298590

約数列:

[1, 2, 11, 17, 22, 34, 41, 82, 107, 187, 214, 374, 451, 697, 902, 1177, 1394, 1819, 2354, 3638, 4387, 7667, 8774, 15334, 20009, 40018, 48257, 74579, 96514, 149158, 820369, 1640738]

約数ペア:

[(1, 1640738), (2, 820369), (11, 149158), (17, 96514), (22, 74579), (34, 48257), (41, 40018), (82, 20009), (107, 15334), (187, 8774), (214, 7667), (374, 4387), (451, 3638), (697, 2354), (902, 1819), (1177, 1394)]