20341719220

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{563}}^1\times {\mathrm{6869}}^1$

素因数の和:7704

約数の個数: 48

約数和(自身を含む): 42962451840

約数和(自身を除く): 22620732620

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 563, 1052, 1126, 1315, 2252, 2630, 2815, 5260, 5630, 6869, 11260, 13738, 27476, 34345, 68690, 137380, 148069, 296138, 592276, 740345, 1480690, 1806547, 2961380, 3613094, 3867247, 7226188, 7734494, 9032735, 15468988, 18065470, 19336235, 36130940, 38672470, 77344940, 1017085961, 2034171922, 4068343844, 5085429805, 10170859610, 20341719220]

約数ペア:

[(1, 20341719220), (2, 10170859610), (4, 5085429805), (5, 4068343844), (10, 2034171922), (20, 1017085961), (263, 77344940), (526, 38672470), (563, 36130940), (1052, 19336235), (1126, 18065470), (1315, 15468988), (2252, 9032735), (2630, 7734494), (2815, 7226188), (5260, 3867247), (5630, 3613094), (6869, 2961380), (11260, 1806547), (13738, 1480690), (27476, 740345), (34345, 592276), (68690, 296138), (137380, 148069)]