2018045360

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{376501}}^1$

素因数の和:376581

約数の個数: 40

約数和(自身を含む): 4761997296

約数和(自身を除く): 2743951936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 376501, 753002, 1506004, 1882505, 3012008, 3765010, 6024016, 7530020, 15060040, 25225567, 30120080, 50451134, 100902268, 126127835, 201804536, 252255670, 403609072, 504511340, 1009022680, 2018045360]

約数ペア:

[(1, 2018045360), (2, 1009022680), (4, 504511340), (5, 403609072), (8, 252255670), (10, 201804536), (16, 126127835), (20, 100902268), (40, 50451134), (67, 30120080), (80, 25225567), (134, 15060040), (268, 7530020), (335, 6024016), (536, 3765010), (670, 3012008), (1072, 1882505), (1340, 1506004), (2680, 753002), (5360, 376501)]