2581644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 6968640

約数和(自身を除く): 4386996

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 67, 76, 78, 114, 134, 156, 169, 201, 228, 247, 268, 338, 402, 494, 507, 676, 741, 804, 871, 988, 1014, 1273, 1482, 1742, 2028, 2546, 2613, 2964, 3211, 3484, 3819, 5092, 5226, 6422, 7638, 9633, 10452, 11323, 12844, 15276, 16549, 19266, 22646, 33098, 33969, 38532, 45292, 49647, 66196, 67938, 99294, 135876, 198588, 215137, 430274, 645411, 860548, 1290822, 2581644]

約数ペア:

[(1, 2581644), (2, 1290822), (3, 860548), (4, 645411), (6, 430274), (12, 215137), (13, 198588), (19, 135876), (26, 99294), (38, 67938), (39, 66196), (52, 49647), (57, 45292), (67, 38532), (76, 33969), (78, 33098), (114, 22646), (134, 19266), (156, 16549), (169, 15276), (201, 12844), (228, 11323), (247, 10452), (268, 9633), (338, 7638), (402, 6422), (494, 5226), (507, 5092), (676, 3819), (741, 3484), (804, 3211), (871, 2964), (988, 2613), (1014, 2546), (1273, 2028), (1482, 1742)]