55135640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2939}}^1$

素因数の和:3024

約数の個数: 64

約数和(自身を含む): 143942400

約数和(自身を除く): 88806760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 2939, 3752, 4690, 5878, 9380, 11756, 14695, 18760, 20573, 23512, 29390, 41146, 58780, 82292, 102865, 117560, 164584, 196913, 205730, 393826, 411460, 787652, 822920, 984565, 1378391, 1575304, 1969130, 2756782, 3938260, 5513564, 6891955, 7876520, 11027128, 13783910, 27567820, 55135640]

約数ペア:

[(1, 55135640), (2, 27567820), (4, 13783910), (5, 11027128), (7, 7876520), (8, 6891955), (10, 5513564), (14, 3938260), (20, 2756782), (28, 1969130), (35, 1575304), (40, 1378391), (56, 984565), (67, 822920), (70, 787652), (134, 411460), (140, 393826), (268, 205730), (280, 196913), (335, 164584), (469, 117560), (536, 102865), (670, 82292), (938, 58780), (1340, 41146), (1876, 29390), (2345, 23512), (2680, 20573), (2939, 18760), (3752, 14695), (4690, 11756), (5878, 9380)]