27800872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5179}}^1$

素因数の和:5257

約数の個数: 32

約数和(自身を含む): 57808800

約数和(自身を除く): 30007928

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5179, 5368, 10358, 20716, 41432, 56969, 113938, 227876, 315919, 455752, 631838, 1263676, 2527352, 3475109, 6950218, 13900436, 27800872]

約数ペア:

[(1, 27800872), (2, 13900436), (4, 6950218), (8, 3475109), (11, 2527352), (22, 1263676), (44, 631838), (61, 455752), (88, 315919), (122, 227876), (244, 113938), (488, 56969), (671, 41432), (1342, 20716), (2684, 10358), (5179, 5368)]