420123284

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{1123}}^1$

素因数の和:1596

約数の個数: 48

約数和(自身を含む): 870137856

約数和(自身を除く): 450014572

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 431, 434, 862, 868, 1123, 1724, 2246, 3017, 4492, 6034, 7861, 12068, 13361, 15722, 26722, 31444, 34813, 53444, 69626, 93527, 139252, 187054, 243691, 374108, 484013, 487382, 968026, 974764, 1936052, 3388091, 6776182, 13552364, 15004403, 30008806, 60017612, 105030821, 210061642, 420123284]

約数ペア:

[(1, 420123284), (2, 210061642), (4, 105030821), (7, 60017612), (14, 30008806), (28, 15004403), (31, 13552364), (62, 6776182), (124, 3388091), (217, 1936052), (431, 974764), (434, 968026), (862, 487382), (868, 484013), (1123, 374108), (1724, 243691), (2246, 187054), (3017, 139252), (4492, 93527), (6034, 69626), (7861, 53444), (12068, 34813), (13361, 31444), (15722, 26722)]