1345360

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:331

約数の個数: 40

約数和(自身を含む): 3187296

約数和(自身を除く): 1841936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 251, 268, 335, 502, 536, 670, 1004, 1072, 1255, 1340, 2008, 2510, 2680, 4016, 5020, 5360, 10040, 16817, 20080, 33634, 67268, 84085, 134536, 168170, 269072, 336340, 672680, 1345360]

約数ペア:

[(1, 1345360), (2, 672680), (4, 336340), (5, 269072), (8, 168170), (10, 134536), (16, 84085), (20, 67268), (40, 33634), (67, 20080), (80, 16817), (134, 10040), (251, 5360), (268, 5020), (335, 4016), (502, 2680), (536, 2510), (670, 2008), (1004, 1340), (1072, 1255)]