55039280

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2741}}^1$

素因数の和:3005

約数の個数: 40

約数和(自身を含む): 128523024

約数和(自身を除く): 73483744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 2741, 4016, 5020, 5482, 10040, 10964, 13705, 20080, 21928, 27410, 43856, 54820, 109640, 219280, 687991, 1375982, 2751964, 3439955, 5503928, 6879910, 11007856, 13759820, 27519640, 55039280]

約数ペア:

[(1, 55039280), (2, 27519640), (4, 13759820), (5, 11007856), (8, 6879910), (10, 5503928), (16, 3439955), (20, 2751964), (40, 1375982), (80, 687991), (251, 219280), (502, 109640), (1004, 54820), (1255, 43856), (2008, 27410), (2510, 21928), (2741, 20080), (4016, 13705), (5020, 10964), (5482, 10040)]