120820028

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{64403}}^1$

素因数の和:64481

約数の個数: 24

約数和(自身を含む): 245250432

約数和(自身を除く): 124430404

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 64403, 128806, 257612, 450821, 901642, 1803284, 4315001, 8630002, 17260004, 30205007, 60410014, 120820028]

約数ペア:

[(1, 120820028), (2, 60410014), (4, 30205007), (7, 17260004), (14, 8630002), (28, 4315001), (67, 1803284), (134, 901642), (268, 450821), (469, 257612), (938, 128806), (1876, 64403)]