12949640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1549}}^1$

素因数の和:1590

約数の個数: 64

約数和(自身を含む): 33480000

約数和(自身を除く): 20530360

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1549, 1672, 2090, 3098, 4180, 6196, 7745, 8360, 12392, 15490, 17039, 29431, 30980, 34078, 58862, 61960, 68156, 85195, 117724, 136312, 147155, 170390, 235448, 294310, 323741, 340780, 588620, 647482, 681560, 1177240, 1294964, 1618705, 2589928, 3237410, 6474820, 12949640]

約数ペア:

[(1, 12949640), (2, 6474820), (4, 3237410), (5, 2589928), (8, 1618705), (10, 1294964), (11, 1177240), (19, 681560), (20, 647482), (22, 588620), (38, 340780), (40, 323741), (44, 294310), (55, 235448), (76, 170390), (88, 147155), (95, 136312), (110, 117724), (152, 85195), (190, 68156), (209, 61960), (220, 58862), (380, 34078), (418, 30980), (440, 29431), (760, 17039), (836, 15490), (1045, 12392), (1549, 8360), (1672, 7745), (2090, 6196), (3098, 4180)]