56712860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 123300576

約数和(自身を除く): 66587716

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 173, 185, 346, 370, 443, 692, 740, 865, 886, 1730, 1772, 2215, 3460, 4430, 6401, 8860, 12802, 16391, 25604, 32005, 32782, 64010, 65564, 76639, 81955, 128020, 153278, 163910, 306556, 327820, 383195, 766390, 1532780, 2835643, 5671286, 11342572, 14178215, 28356430, 56712860]

約数ペア:

[(1, 56712860), (2, 28356430), (4, 14178215), (5, 11342572), (10, 5671286), (20, 2835643), (37, 1532780), (74, 766390), (148, 383195), (173, 327820), (185, 306556), (346, 163910), (370, 153278), (443, 128020), (692, 81955), (740, 76639), (865, 65564), (886, 64010), (1730, 32782), (1772, 32005), (2215, 25604), (3460, 16391), (4430, 12802), (6401, 8860)]