13234640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8707}}^1$

素因数の和:8739

約数の個数: 40

約数和(自身を含む): 32393760

約数和(自身を除く): 19159120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8707, 17414, 34828, 43535, 69656, 87070, 139312, 165433, 174140, 330866, 348280, 661732, 696560, 827165, 1323464, 1654330, 2646928, 3308660, 6617320, 13234640]

約数ペア:

[(1, 13234640), (2, 6617320), (4, 3308660), (5, 2646928), (8, 1654330), (10, 1323464), (16, 827165), (19, 696560), (20, 661732), (38, 348280), (40, 330866), (76, 174140), (80, 165433), (95, 139312), (152, 87070), (190, 69656), (304, 43535), (380, 34828), (760, 17414), (1520, 8707)]