1782023120

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{332467}}^1$

素因数の和:332547

約数の個数: 40

約数和(自身を含む): 4205055264

約数和(自身を除く): 2423032144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 332467, 664934, 1329868, 1662335, 2659736, 3324670, 5319472, 6649340, 13298680, 22275289, 26597360, 44550578, 89101156, 111376445, 178202312, 222752890, 356404624, 445505780, 891011560, 1782023120]

約数ペア:

[(1, 1782023120), (2, 891011560), (4, 445505780), (5, 356404624), (8, 222752890), (10, 178202312), (16, 111376445), (20, 89101156), (40, 44550578), (67, 26597360), (80, 22275289), (134, 13298680), (268, 6649340), (335, 5319472), (536, 3324670), (670, 2659736), (1072, 1662335), (1340, 1329868), (2680, 664934), (5360, 332467)]