2657644

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:79

約数の個数: 54

約数和(自身を含む): 5716340

約数和(自身を除く): 3058696

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 121, 187, 209, 242, 289, 323, 374, 418, 484, 578, 646, 748, 836, 1156, 1292, 2057, 2299, 3179, 3553, 4114, 4598, 5491, 6358, 7106, 8228, 9196, 10982, 12716, 14212, 21964, 34969, 39083, 60401, 69938, 78166, 120802, 139876, 156332, 241604, 664411, 1328822, 2657644]

約数ペア:

[(1, 2657644), (2, 1328822), (4, 664411), (11, 241604), (17, 156332), (19, 139876), (22, 120802), (34, 78166), (38, 69938), (44, 60401), (68, 39083), (76, 34969), (121, 21964), (187, 14212), (209, 12716), (242, 10982), (289, 9196), (323, 8228), (374, 7106), (418, 6358), (484, 5491), (578, 4598), (646, 4114), (748, 3553), (836, 3179), (1156, 2299), (1292, 2057)]