890485904

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{722797}}^1$

素因数の和:722823

約数の個数: 40

約数和(自身を含む): 2151046848

約数和(自身を除く): 1260560944

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 722797, 1445594, 2891188, 5059579, 5782376, 7950767, 10119158, 11564752, 15901534, 20238316, 31803068, 40476632, 55655369, 63606136, 80953264, 111310738, 127212272, 222621476, 445242952, 890485904]

約数ペア:

[(1, 890485904), (2, 445242952), (4, 222621476), (7, 127212272), (8, 111310738), (11, 80953264), (14, 63606136), (16, 55655369), (22, 40476632), (28, 31803068), (44, 20238316), (56, 15901534), (77, 11564752), (88, 10119158), (112, 7950767), (154, 5782376), (176, 5059579), (308, 2891188), (616, 1445594), (1232, 722797)]